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Dutch TT

The Dutch TT, formally known as the Dutch Tourist Trophy, is an annual event held at the in , , and is recognized as the longest continuously running race in the world. Established on July 11, 1925, by the Motor Club 'Assen & Omstreken', the inaugural race took place on a 28.4 km public road circuit formed by a triangle between the villages of Rolde (start/finish), Borger, and Schoonloo. Originally contested on public roads, as was common for early races in the region, the event quickly gained prominence for its challenging layout and high-speed racing. The race's format evolved significantly over the decades to enhance safety and spectator experience while maintaining its status as a premier international competition. In 1955, a dedicated 7.7 km permanent was constructed entirely within , marking the transition from to a purpose-built track and allowing for more controlled events. Further modifications followed, including a widening of the track to 10 meters and shortening to 6.049 km in 1989 (with 14 meters at the start/finish straight), and a further shortening to 4.542 km in 2010 due to rerouting at the Rushoek section, resulting in the current layout with its signature fast corners and technical challenges. These changes have preserved the 's reputation for demanding rider skill, often earning it the nickname "Cathedral of Speed" among enthusiasts. Since 1949, the Dutch TT has been a fixture in the World Road Racing Championship (with the exception of 2020 due to the ), achieving status and becoming an integral round of the MotoGP calendar, contracted to remain until at least 2031. Notable milestones include the 1962 edition, which first exceeded 100,000 visitors (101,992 attendees), and the 2019 event, which drew a then-record 167,000 spectators over the weekend. The race has hosted legendary riders and teams, contributing to its global legacy, and continues to attract top-tier competition in multiple classes, including 500cc/MotoGP, alongside support races in World Superbike and other championships. Infrastructure upgrades, such as the 1982 addition of new pits and VIP facilities and the 2017 construction of the 9,100-seat Winterdijk grandstand, have solidified its role as a modern motorsport venue.

Introduction

Overview

The Dutch TT is a premier event held at the in , , and has been a cornerstone of since its founding in 1925 as the Dutch Tourist Trophy. Originally contested on public roads, the event transitioned to a dedicated circuit in 1955 while maintaining its status as one of the sport's most historic fixtures. It joined the FIM Motorcycle World Championship in 1949 and has hosted a round annually thereafter, except for the 2020 cancellation due to the . In the modern MotoGP era, the Dutch TT serves as a key event on the calendar, typically scheduled for late and positioned as Round 10 in 2025. Revered as the "Cathedral of Speed" for its prestige, fast-flowing layout, and unbroken legacy in the sport, the 4.542 km circuit challenges riders with a mix of high-speed straights and technical corners. The track's all-time MotoGP lap record stands at 1:30.540, set by on a during the 2024 race.

Significance

The Dutch TT holds a revered status in global , earning the nickname "Cathedral of Speed" for its unparalleled legacy as the oldest continuously running MotoGP event since the World Championship's inception in 1949. This moniker reflects the deep admiration from riders and fans alike, who view the as a sacred venue where history and high-octane competition converge. Assen's influence on MotoGP is unmatched, as it is the only circuit to have hosted a in every season from 1949 onward, with the sole exception of the 2020 cancellation due to the . Its fast, flowing layout—evolving from public roads to a purpose-built track in —has consistently produced thrilling, unpredictable races that test riders' skills and showcase the sport's intensity, contributing to over 283 races to date. The event's cultural significance lies in its embodiment of motorcycle racing heritage, transforming into an annual pilgrimage site for European enthusiasts and creating a vibrant, festive atmosphere that draws hundreds of thousands of spectators. This longstanding tradition has been instrumental in popularizing the sport across the , embedding it firmly within the nation's identity as a hub of passion. Economically, the Dutch TT provides substantial benefits to and the surrounding province, generating around €117 million in regional activity in 2023 through boosted , , and international media exposure that amplifies the area's global profile.

Circuit and Venue

The is situated in , in the northeastern , and traces its origins to a 28.4 km public road circuit established for the inaugural Dutch TT on , 1925, which utilized rural connecting the villages of Rolde, Borger, and Schoonloo. Over the subsequent decades, the route was progressively shortened for safety and logistical reasons, evolving from its expansive street-based configuration to more contained layouts while retaining elements of the original path. A pivotal shift occurred in 1955, when the circuit transitioned to a dedicated 7.7 km permanent track, constructed by incorporating about one-third of the former road course with newly built sections to accommodate modern racing demands, including events. This development marked the end of full reliance and laid the foundation for professional infrastructure. Further enhancements came in 1982 with the addition of new pit facilities, a timekeeper's building, and VIP areas to support growing event scales. In 1992, the circuit was fully enclosed by permanently closing it to public road traffic, enhancing safety protocols and allowing year-round operations beyond race weekends. Today, the venue boasts modern facilities capable of accommodating up to 110,000 spectators, featuring nine grandstands with over 50,000 seats, 40,000 standing positions, and 34 hospitality suites for premium viewing. Essential MotoGP-standard infrastructure includes extensive pit lanes for team operations and a dedicated medical center to ensure rapid response during events. The circuit is owned and managed by the Stichting Circuit van foundation, established in 1936 to oversee investments and operations, with ongoing upgrades focused on safety and international compliance.

Track Layout and Characteristics

The features a compact measuring 4.542 kilometers in length, comprising 18 turns—12 right-handers and 6 left-handers—that demand precise handling from riders. The circuit begins with a 487-meter start-finish straight, one of the longer ones on the MotoGP calendar, leading into the tight Haarbocht right-hander at Turn 1, followed by flowing sections like the Ossebroeken left at Turn 3 and the technical Strubben midway through the lap, which slows riders to around 75 km/h before accelerating into faster sweeps. This configuration includes high-speed straights interspersed with tight corners, creating a that tests both bike and rider bravery. The track's design blends rapid direction changes with elevation variations, favoring motorcycles with strong cornering agility over outright power, as the narrow 10-14 meter width limits passing in some sectors while rewarding late braking into turns. In MotoGP, average race lap speeds hover around 178 km/h, exemplified by the 2024 best race lap of 1:31.866 set by at 177.9 km/h, highlighting the circuit's high- surface that enables consistent mid-160 km/h sweeps through sections like GT. The was fully resurfaced in as part of a major redesign shortening the track from 6.1 km, and again in the 2019/2020 winter to enhance and reduce tire wear, maintaining the venue's reputation for unpredictable, flowing racing dynamics. Safety enhancements have evolved significantly since 1992, when the circuit was fully closed to public roads, allowing for expanded gravel traps and run-off areas at high-risk points. In 2002, corners like Mandeveen and Duikersloot were repositioned inward by about 10 meters to provide greater margins. Additional measures include enlarged beds, air fences in vulnerable zones, and progressive upgrades to grandstands for better spectator barriers, all contributing to fewer off-track incidents in modern eras. Compared to longer MotoGP venues like at 5.245 km, Assen's shorter length packs a higher density of challenges per kilometer, fostering intense battles at overtaking hotspots such as the GT corner and Haarbocht, where braking from over 300 km/h into Turn 1 often decides positions. This compactness amplifies its " of Speed" moniker by enabling aggressive maneuvers that keep races fluid and spectator-engaging.

History

Origins and Early Years

The Dutch TT was established in by the & Omstreken , founded three years earlier, as a national road racing event to promote in the . The inaugural edition occurred on July 11, , utilizing a 28.4-kilometer triangular on public roads connecting the villages of Rolde, Borger, and Schoonloo southeast of . This setup marked the beginning of an annual tradition that emphasized speed and endurance on open roads, drawing initial crowds eager for the spectacle of in a country with growing enthusiasm for the sport. The early races adopted a multi-class format, covering categories from 350cc to 500cc and sidecars, with each spanning the full 28.4 km of winding public roads. In the premiere 500cc event, Dutch rider Piet van Wijngaarden emerged victorious aboard a , completing the race at an average speed of 91.4 km/h despite challenging conditions and only five finishers from 27 starters. The event rapidly increased in popularity, attracting 15,000 spectators by the edition—a significant turnout for the era—and fostering a sense of national pride in capabilities. By the late , it had secured international status through the participation of foreign riders, pulling in European competitors and elevating its profile as a key regional contest before the advent of global racing standards. The TT's momentum was halted by the German occupation during , with no races held from 1940 to 1945 due to wartime restrictions and resource shortages. Post-war revival began in 1946, initially limited to national competitors as infrastructure recovered, but international riders rejoined in 1947, signaling a return to the event's pre-war vibrancy and its role in reconnecting racing with broader European circuits. This period solidified the Dutch TT's foundational impact, nurturing local talent and infrastructure while establishing as a hub.

World Championship Era and Developments

The Dutch TT was integrated into the inaugural in 1949 as Round 3, marking its transition from a national event to a cornerstone of the global series. This inclusion established as a perennial fixture, with the event hosted annually thereafter—the only circuit to achieve uninterrupted presence on the calendar—until its sole absence in 2020 due to the . Throughout the championship era, the TT Circuit underwent significant modifications to adapt to evolving safety standards and racing demands. In 1955, the track was redesigned and shortened from its original 16.5 km road-based layout to a more compact 7.7 km purpose-built course, enhancing control while preserving the high-speed flow characteristic of the venue. Further advancements came in 1992, when local authorities fully enclosed the circuit by closing public roads, transforming it into a permanent facility following fatal accidents during informal track days and prioritizing rider safety. In 2016, the event shifted its premier races from the traditional Saturday slot to , a change aimed at optimizing global television viewership and aligning with modern leisure patterns to boost accessibility for international audiences. The era at reflected broader technological shifts in . From the 1960s through the 1980s, two-stroke engines dominated the premier class, delivering explosive power that suited the circuit's demanding layout and contributed to iconic battles among riders. This period ended with the 2002 introduction of MotoGP regulations, which mandated a switch to 990cc four-stroke prototypes, fundamentally altering bike design, performance delivery, and race strategies to emphasize smoother power application and electronic aids. More recently, regulatory evolution has focused on and cost control, including the 2024 mandate for fuels with at least 40% non-fossil origins and upcoming 2027 rules reducing engine capacity to 850cc while limiting and ride-height devices to promote closer competition. The 2020 cancellation disrupted a 71-year streak, as global travel restrictions and health protocols prevented the event's staging, the first such miss in championship history. Post-pandemic recovery was swift, with the 2024 Dutch TT drawing nearly 109,000 spectators over the weekend, signaling a return to pre-COVID vibrancy amid favorable weather and competitive racing. The 2025 edition, marking the 100th anniversary of the event's origins, similarly attracted large crowds, reinforcing Assen's enduring appeal in the modern MotoGP landscape.

Event Organization

Race Format and Schedule

The Dutch TT is structured as a three-day MotoGP event weekend, traditionally scheduled for the last weekend of and concluding on Sunday. In 2025, the event occurred from June 27 to 29. Friday focuses on initial free practice sessions for MotoGP, Moto2, and Moto3 classes, allowing teams to adapt to the . Saturday builds on this with additional free practice, Q2 qualifying sessions, and culminates in the MotoGP at 3:00 PM CET. Sunday begins with a 10-minute MotoGP warm-up at 9:40 AM CET, followed by the rider fan parade at 10:00 AM CET, and the main races starting at 2:00 PM CET—Moto3 at 11:00 AM, Moto2 at 12:15 PM, and MotoGP as the finale. The MotoGP main race covers 26 laps of the 4.542 km , totaling approximately 118 km and lasting around 40-45 minutes depending on conditions. The , introduced across the MotoGP in to add excitement and , runs for 13 laps on , roughly half the main race distance. Support races for Moto2 and Moto3 follow similar formats but with adjusted lap counts suited to their classes. Beyond on-track action, the weekend includes fan engagement activities such as autograph signing sessions in dedicated fan zones, hero walks for selfies with riders from Moto3 and Moto2 on , and parades featuring current and historic competitors. These elements enhance the carnival-like atmosphere for which the TT is known. Weather contingencies are in place for the often unpredictable , particularly , which can lead to session delays, red flags, or shortened restarts—such as reducing the race distance if conditions improve after a halt.

Classes and Regulations

The Dutch TT, as part of the FIM Road Racing World Championship Grand Prix, currently features three primary classes: MotoGP, Moto2, and Moto3. The MotoGP class consists of 1000 cm³ four-stroke motorcycles with a minimum weight of 157 kg, designed for maximum performance and . Moto2 utilizes 765 cm³ four-stroke engines, all powered by a single-specification unit, emphasizing controlled development and rider skill. Moto3 employs 250 cm³ single-cylinder four-stroke engines with a minimum combined weight (motorcycle including and rider with protective clothing) of 152 kg, focusing on close racing and accessibility for emerging talent. The Dutch TT has been an integral round of the FIM since its inaugural season in 1949. Historically, the Dutch TT contested classes such as the 500 cc two-stroke premier category, alongside 250 cc and 125 cc two-stroke machines prior to 2002. The premier class transitioned to the four-stroke MotoGP format in 2002 with an initial 990 cc displacement limit, later adjusted to 800 cc (2007–2011) before returning to 1000 cc for enhanced competitiveness. The 250 cc class was replaced by in 2010, initially with 600 cc four-strokes before standardizing to 765 cc in 2019 to promote cost efficiency and safety through spec-engine rules. Similarly, the 125 cc class evolved into in 2012 with 250 cc single-cylinder engines, prioritizing lighter weights and reduced costs to lower barriers for new teams and riders. These changes in the aimed to balance spectacle, safety, and economic sustainability across the championship. FIM regulations governing the Dutch TT include provisions for variable weather conditions via the flag-to-flag rule, introduced in , which permits riders to swap to a second pre-set bike during a race without stopping the event, typically for transitioning from dry to wet tires or vice versa. Tire allocations are strictly limited to promote fairness and ; for MotoGP, each rider receives 22 slick tires (10 front, 12 rear) and 13 rain tires (6 front, 7 rear) per weekend, with options in soft, medium, and hard compounds for slicks. Fuel capacity is capped at 22 liters for MotoGP race bikes to encourage efficient engine mapping and strategy. Event-specific adaptations at the incorporate Dutch environmental ordinances, including noise limits aligned with FIM standards of approximately 115 dB(A) for MotoGP machines, measured at full to mitigate local disturbance. Additionally, mandatory pre-event safety briefings emphasize the circuit's high-speed risks, such as the fast Ramshoek corner where speeds exceed 300 km/h, underscoring braking zones and crash avoidance in team and rider orientations.

Records and Winners

Multiple Winners (Riders)

Several riders have achieved remarkable success at the Dutch TT, with victories spanning different eras and classes of the Grand Prix motorcycle racing calendar. The event, held annually at the since 1955 (and on public roads prior), has seen over 90 editions as of 2025, providing a platform for sustained dominance by select competitors. The most prolific winner is Spanish rider Ángel Nieto, who secured 15 victories between 1969 and 1983, primarily in the 50cc and 125cc classes, showcasing his mastery in the lighter displacement categories during an era when smaller bikes emphasized agility and precision on Assen's technical layout. Italian legend follows closely with 14 wins from 1965 to 1973, concentrated in the 350cc and 500cc classes, where his consistent performance helped define the premier-class racing of the and early . holds the record for the most wins in the modern premier class (now MotoGP), amassing 10 total victories across classes from 1997 to 2017, including eight in MotoGP, one in 250cc, and one in 125cc.
RiderCountryWinsYears and Classes
Ángel NietoSpain151969–1983 (50cc, 125cc)
Italy141965–1973 (350cc, 500cc)
Italy101997–2017 (125cc, 250cc, MotoGP)
Among active riders as of 2025, leads with six wins at across all classes: three in MotoGP (2014, 2018, 2025), two in Moto2 (2011, 2012), and one in 125cc (2010), highlighting his versatility from junior categories to the top tier. Analysis of multiple winners reveals distinct patterns in the Dutch TT's history. Pre-2000s dominance often occurred in lighter classes like 50cc and 125cc, where riders like Nieto capitalized on the circuit's tight corners and elevation changes, achieving longevity through specialized machinery and tactical riding over more than a decade. In contrast, the premier class has seen bursts of success tied to technological shifts, as exemplified by Rossi's record, where his adaptive style and psychological edge yielded repeated triumphs on the demanding 4.5 km track. Current leaders like Márquez demonstrate a blend of early-career wins in junior classes and sustained excellence in MotoGP, underscoring the event's role in career milestones. Over approximately 75 seasons of Grand Prix racing at Assen (excluding pre-1955 road events), the distribution of total wins emphasizes European riders' longevity and potential home-soil advantage, with Italians and Spaniards accounting for the top cumulative tallies amid the circuit's reputation as "The Cathedral of Speed."

Multiple Winners (Manufacturers)

has been the most dominant manufacturer in the history of the Dutch TT, securing 67 victories across all classes from to the present. This remarkable tally underscores 's engineering prowess and consistent performance on the , particularly in the smaller displacement categories during the 1960s and , before extending dominance into the premier class. follows as the second-most successful, with 40 wins spanning the 1960s to the present, leveraging innovative designs and to challenge and occasionally surpass rivals in multiple eras. , an Italian icon, achieved 35 victories primarily in the through , capitalizing on multi-cylinder power in the 350cc and 500cc classes during the early years. The following table summarizes the top manufacturers' achievements:
ManufacturerWinsNotable Periods
67Dominant in 500cc/MotoGP eras, especially post- with reliable four-stroke engines
40Strong from onward, leading in four-stroke MotoGP since 2002 with 11 victories
35Peak in 1950s-1970s, securing multiple titles in 350cc and 500cc classes
's success in the premier class after the can be attributed to its focus on reliability and rider-friendly ergonomics, enabling riders like and to excel on the demanding layout. Early Italian brands like thrived on raw power and superior handling in the two-stroke era, but the shift to manufacturers in the 2000s was driven by advancements in and , allowing and to maintain parity. Over the event's history, manufacturers have accumulated more than 1,000 total class wins at , reflecting the circuit's status as a for . Recent years show increased competition, with emerging as a challenger, tallying 15 wins as of 2025, bolstered by its Desmosedici's cornering prowess suited to Assen's flowing turns.

Winners by Season

The Dutch TT has hosted races annually since 1949, except for 2020 when it was cancelled due to the , allowing for a chronological record of victors in the (500cc/MotoGP), (250cc/Moto2), and (125cc/Moto3) classes that reflects shifts in dominance from and Italian riders/manufacturers in the era to Spanish riders and /Italian manufacturers in modern times.
YearMotoGP/500cc Winner (Rider, Manufacturer)Moto2/250cc Winner (Rider, Manufacturer)Moto3/125cc Winner (Rider, Manufacturer)
1949Nello Pagani (Gilera)Bruno Ruffo (Moto Guzzi)Nello Pagani (Mondial)
1950Umberto Masetti (Gilera)Bruno Ruffo (Moto Guzzi)Carlo Ubbiali (Mondial)
1951Geoff Duke (Norton)Bruno Ruffo (Moto Guzzi)Carlo Ubbiali (Mondial)
1952Umberto Masetti (Gilera)Enrico Lorenzetti (Moto Guzzi)Carlo Ubbiali (Mondial)
1953Geoff Duke (Gilera)Fergus Anderson (Moto Guzzi)Les Graham (MV Agusta)
1954Geoff Duke (Gilera)Hermann Müller (NSU)Carlo Ubbiali (MV Agusta)
1955Geoff Duke (Gilera)Bill Lomas (Moto Guzzi)Carlo Ubbiali (MV Agusta)
1956John Surtees (MV Agusta)Carlo Ubbiali (MV Agusta)Carlo Ubbiali (MV Agusta)
1957Libero Liberati (Gilera)Carlo Ubbiali (MV Agusta)Carlo Ubbiali (MV Agusta)
1958John Surtees (MV Agusta)Tarquinio Provini (MV Agusta)Carlo Ubbiali (MV Agusta)
1959John Surtees (MV Agusta)Tarquinio Provini (MV Agusta)Carlo Ubbiali (MV Agusta)
1960Remo Venturi (MV Agusta)Carlo Ubbiali (MV Agusta)Carlo Ubbiali (MV Agusta)
1961Mike Hailwood (Norton)Tom Phillis (Honda)Luigi Taveri (Honda)
1962Mike Hailwood (MV Agusta)Tom Phillis (Honda)Luigi Taveri (Honda)
1963Mike Hailwood (MV Agusta)Fumihiko Fujii (Honda)Hugh Anderson (Suzuki)
1964Mike Hailwood (MV Agusta)Jim Redman (Honda)Hugh Anderson (Suzuki)
1965Mike Hailwood (MV Agusta)Phil Read (Yamaha)Frank Perris (Suzuki)
1966Mike Hailwood (Honda)Mike Hailwood (Honda)Frank Perris (Suzuki)
1967Mike Hailwood (Honda)Phil Read (Yamaha)Bill Ivy (Yamaha)
1968Giacomo Agostini (MV Agusta)Bill Ivy (Yamaha)Phil Read (Yamaha)
1969Giacomo Agostini (MV Agusta)Kel Carruthers (Benelli)Dave Simmonds (Kawasaki)
1970Giacomo Agostini (MV Agusta)Dieter Braun (Suzuki)Dieter Braun (Suzuki)
1971Giacomo Agostini (MV Agusta)Dieter Braun (Suzuki)Angel Nieto (Derbi)
1972Giacomo Agostini (MV Agusta)Dieter Braun (Suzuki)Angel Nieto (Derbi)
1973Giacomo Agostini (MV Agusta)Dieter Braun (Suzuki)Angel Nieto (Derbi)
1974Giacomo Agostini (Yamaha)Walter Villa (Yamaha)Angel Nieto (Derbi)
1975Giacomo Agostini (Yamaha)Walter Villa (Yamaha)Angel Nieto (Derbi)
1976Jack Findlay (Suzuki)Walter Villa (Yamaha)Pierluigi Albano (Yamaha)
1977Barry Sheene (Suzuki)Takazumi Itakura (Yamaha)Angel Nieto (Minarelli)
1978Kenny Roberts (Yamaha)Walter Villa (Yamaha)Angel Nieto (Minarelli)
1979Kenny Roberts (Yamaha)Graziano Rossi (Morbidelli)Angel Nieto (Garelli)
1980Kenny Roberts (Yamaha)Jean-Louis Guenard (Yamaha)Angel Nieto (Minarelli)
1981Marco Lucchinelli (Suzuki)Carlos Lavado (Yamaha)Angel Nieto (Garelli)
1982Franco Uncini (Suzuki)Jean-Louis Guenard (Yamaha)Angel Nieto (Garelli)
1983Freddie Spencer (Honda)Toni Mang (Yamaha)Angel Nieto (Garelli)
1984Freddie Spencer (Honda)Toni Mang (Yamaha)Angel Nieto (Garelli)
1985Freddie Spencer (Honda)Toni Mang (Yamaha)Fausto Gresini (Garelli)
1986Eddie Lawson (Yamaha)Carlos Lavado (Yamaha)Luca Cadalora (Garelli)
1987Wayne Gardner (Honda)Anton Mang (Honda)Fausto Gresini (Garelli)
1988Wayne Gardner (Honda)Juan Garriga (Yamaha)Jorge Martínez (Derbi)
1989Eddie Lawson (Honda)Sito Pons (Honda)Manuel Herreros (Derbi)
1990Wayne Gardner (Honda)John Kocinski (Yamaha)Manuel Herreros (Derbi)
1991Kevin Schwantz (Suzuki)Luca Cadalora (Yamaha)Manuel Herreros (Derbi)
1992Michael Doohan (Honda)Yuichi Yamashita (Yamaha)Manuel Herreros (Derbi)
1993Kevin Schwantz (Suzuki)Nobuatsu Aoki (Yamaha)Noboru Ueda (Rothmans Honda)
1994Kevin Schwantz (Suzuki)Max Biaggi (Aprilia)Kazuto Sakata (Rothmans Honda)
1995Michael Doohan (Honda)Max Biaggi (Aprilia)Izumi Shikata (Lehman Gresini Honda)
1996Michael Doohan (Honda)Max Biaggi (Aprilia)Haruchika Aoki (Showa Honda)
1997Michael Doohan (Honda)Max Biaggi (Aprilia)Valentino Rossi (Aprilia)
1998Michael Doohan (Honda)Max Biaggi (Aprilia)Torsten von Kesselgruber (Honda)
1999Kenny Roberts Jr. (Suzuki)Max Biaggi (Aprilia)Roberto Locatelli (Aprilia)
2000Valentino Rossi (Honda)Shinya Nakano (Yamaha)Masao Azuma (Derbi)
2001Valentino Rossi (Honda)Daijiro Kato (Honda)Youichi Ui (Derbi)
2002Valentino Rossi (Honda)Daijiro Kato (Honda)Lucio Cecchinello (Aprilia)
2003Valentino Rossi (Yamaha)Colin Edwards (Yamaha)Dani Pedrosa (KTM)
2004Valentino Rossi (Yamaha)Sebastian Porto (Aprilia)Roberto Locatelli (Aprilia)
2005Valentino Rossi (Yamaha)Daniel Pedrosa (KTM)Gabor Talmacsi (KTM)
2006Valentino Rossi (Yamaha)Toni Elias (Renault)Thomas Luthi (Bancaja Aspar)
2007Valentino Rossi (Yamaha)Yuki Takahashi (Scot Racing)Gabor Talmacsi (KTM)
2008Valentino Rossi (Yamaha)Mattia Pasini (Scot Racing)Gabor Talmacsi (KTM)
2009Casey Stoner (Ducati)Alvaro Bautista (Scot Racing)Julian Simon (Mapfre Aspar)
2010Randy de Puniet (LCR Honda)Andrea Iannone (Fimmco Speed Up)Bradley Smith (Aspar)
2011Marco Simoncelli (San Carlo Gresini)Andrea Iannone (Speed Master)Bradley Smith (Aspar)
2012Ben Spies (Yamaha Tech 3)Thomas Luthi (Interwetten Paddock)Sandro Cortese (Red Bull KTM)
2013Valentino Rossi (Yamaha)Scott Redding (Marc VDS)Luis Salom (Red Bull KTM)
2014Marc Marquez (Repsol Honda)Maverick Viñales (Pons HP)Alex Rins (Estrella Galicia)
2015Valentino Rossi (Movistar Yamaha)Johann Zarco (Ajo Motorsport)Alex Rins (Estrella Galicia)
2016Jack Miller (Marc VDS)Johann Zarco (Ajo Motorsport)Brad Binder (Red Bull KTM)
2017Valentino Rossi (Movistar Yamaha)Franco Morbidelli (Estrella Galicia)John McPhee (British GP)
2018Marc Marquez (Repsol Honda)Francesco Bagnaia (Sky Racing)Jorge Martin (Del Conca)
2019Fabio Quartararo (Petronas SRT)Brad Binder (Red Bull KTM)Aron Canet (Sterilgarda Max)
2020No raceNo raceNo race
2021Fabio Quartararo (Monster Yamaha)Remy Gardner (SAG Team)Pedro Acosta (Ajo KTM)
2022Fabio Quartararo (Monster Yamaha)Augusto Fernandez (Flexbox HP)Pedro Acosta (Ajo KTM)
2023Francesco Bagnaia (Ducati Lenovo)Pedro Acosta (Red Bull KTM)Dennis Foggia (Leopard Racing)
2024Francesco Bagnaia (Ducati Lenovo)Celestino Vietti (Marc VDS)David Alonso (CFMoto)
2025Marc Marquez (Ducati)Diogo Moreira (Italtrans Kalex)Jose Antonio Rueda (KTM)

Sponsorship and Attendance

Official Names and Sponsors

The Dutch TT, first held in 1925 on public roads near , was known simply as the Dutch TT from its inception, with no official commercial sponsors during its early decades. The name was officially registered in 1936, solidifying its identity as the ' flagship motorcycle road race under the organization of the Stichting Circuit van . Sponsorship became more prominent in the as MotoGP sought alternative revenue streams following the European Union's ban on advertising in sports, which ended decades of company involvement that had previously dominated team and event funding. sponsors included (1993–1997) and (2001–), with sponsoring from 1998–2000. This shift prompted partnerships with sectors like and lubricants, aligning with the sport's technical needs while complying with regulations. In 2006, brand A-Style signed a deal with MotoGP rights holder to become the event's title sponsor, lasting through 2008 and marking a brief foray into lifestyle branding. Subsequent sponsors included (2009), TIM (2010), and (2011–2014). Starting in 2015, French lubricant company Motul assumed the title sponsorship role through an initial three-year agreement with the FIM, renaming the event the Motul TT ; the partnership has since been extended. As of 2025, Motul remains the title sponsor, but the event is known as the Motul of the . These sponsorships have significantly influenced the event's branding and provided essential revenue for infrastructure improvements at the , including track resurfacing and safety enhancements over the years.
YearsOfficial NamePrimary Sponsor
1925–1992Dutch TT / Dutch TT AssenNone
1993–1997 Dutch Grand Prix
1998–2000Rizla+ Dutch TT
2001–2003 Dutch TT
2004–2005 TT Assen
2006–2008A-Style TT AssenA-Style
2009Alice TT Assen
2010TIM TT AssenTIM
2011–2014 TT Assen / TT Assen
2015–2024Motul TT AssenMotul
2025Motul Grand Prix of the NetherlandsMotul

Spectator Attendance

The Dutch TT at the has seen significant growth in spectator attendance over its nearly century-long history, reflecting its status as one of MotoGP's flagship events. In the , crowds typically numbered around 50,000, drawn to the excitement of the early era on the challenging road circuit. By the post-2000 period, attendance consistently exceeded 100,000 on race days, with the event attracting dedicated enthusiasts from across due to its prestige and accessibility. Peak figures highlight the event's popularity, with a of 110,000 spectators on race day in 2019, marking a sold-out crowd at the circuit's full . The average race-day from 2016 to 2019 stood at approximately 105,000, underscoring stable high demand during that period. Earlier highs include 91,429 in 2007, demonstrating steady growth even amid fluctuating economic conditions. Total weekend visitors often surpass race-day numbers, reaching up to 167,000 in 2019 through multi-day access. Attendance trends show robust expansion from modest beginnings, but external factors have caused occasional dips. The led to the 2020 event's cancellation and a sharp decline to approximately 11,500 in 2021 under restricted capacity, before a strong recovery to nearly 109,000 in 2024 and 109,499 in 2025, returning to near-full capacity. Several elements contribute to these figures, including the 2016 shift to a race schedule, which boosted global TV viewership and on-site draw by aligning with broader European weekend leisure patterns. Additionally, extensive camping facilities and fan zones enable multi-day experiences, inflating overall visitor totals to as high as 200,000 in peak years through combined race-day and off-track activities.
YearAttendanceNotes
20200Cancelled due to
2021~11,500Restricted capacity post-COVID
2024~109,000Recovery to near-full capacity
2025109,499Record race-day since 2006

References

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