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Fabio QUARTARARO wygrywa dziewiątą rundę Grand Prix Holandii na torze Assen z przewagą 2,7 sek nad drugim Maverick VIÑALES, trzeci linię mety przejechał Joan MIR. Fabio powiększa przewagę w mistrzostwach świata, to jego czwarte zwycięstwo w tym sezonie.
W klasyfikacji generalnej liderem pozostaje Fabio Quartararo (156 pkt), drugi Johann Zarco (122 pkt), trzeci Francesco Bagnaia (109 pkt).
Wyniki wyścigu MotoGP Assen TT 2021
| Pos. | Rider | Nation | Team | Bike |
| 1 | Fabio QUARTARARO | FRA | Monster Energy Yamaha MotoGP | YAMAHA |
| 2 | Maverick VIÑALES | SPA | Monster Energy Yamaha MotoGP | YAMAHA |
| 3 | Joan MIR | SPA | Team SUZUKI ECSTAR | SUZUKI |
| 4 | Johann ZARCO | FRA | Pramac Racing | DUCATI |
| 5 | Miguel OLIVEIRA | POR | Red Bull KTM Factory Racing | KTM |
| 6 | Francesco BAGNAIA | ITA | Ducati Lenovo Team | DUCATI |
| 7 | Marc MARQUEZ | SPA | Repsol Honda Team | HONDA |
| 8 | Aleix ESPARGARO | SPA | Aprilia Racing Team Gresini | APRILIA |
| 9 | Takaaki NAKAGAMI | JPN | LCR Honda IDEMITSU | HONDA |
| 10 | Pol ESPARGARO | SPA | Repsol Honda Team | HONDA |
| 11 | Alex RINS | SPA | Team SUZUKI ECSTAR | SUZUKI |
| 12 | Brad BINDER | RSA | Red Bull KTM Factory Racing | KTM |
| 13 | Danilo PETRUCCI | ITA | Tech 3 KTM Factory Racing | KTM |
| 14 | Alex MARQUEZ | SPA | LCR Honda CASTROL | HONDA |
| 15 | Enea BASTIANINI | ITA | Avintia Esponsorama | DUCATI |
| 16 | Lorenzo SAVADORI | ITA | Aprilia Racing Team Gresini | APRILIA |
| 17 | Garrett GERLOFF | USA | Petronas Yamaha SRT | YAMAHA |
| 18 | Luca MARINI | ITA | SKY VR46 Avintia | DUCATI |
| 19 | Iker LECUONA | SPA | Tech 3 KTM Factory Racing | KTM |
| 20 | Jack MILLER | AUS | Ducati Lenovo Team | DUCATI |
| 21 | Jorge MARTIN | SPA | Pramac Racing | DUCATI |
| 22 | Valentino ROSSI | ITA | Petronas Yamaha SRT | YAMAHA |
Wyniki wyścigu Moto2
Raul Fernandez, nowicjusz w Moto2 odniósł trzecie zwycięstwo w tym sezonie.
| POS | Rider | Nation | Team | |
| 1 | Raul FERNANDEZ | SPA | Red Bull KTM Ajo KALEX | |
| 2 | Remy GARDNER | AUS | Red Bull KTM Ajo KALEX | |
| 3 | Augusto FERNANDEZ | SPA | Elf Marc VDS Racing Team KALEX | |
| 4 | Sam LOWES | GBR | Elf Marc VDS Racing Team KALEX | |
| 5 | Marco BEZZECCHI | ITA | SKY Racing Team VR46 KALEX | |
| 6 | Ai OGURA | JPN | IDEMITSU Honda Team Asia KALEX | |
| 7 | Jorge NAVARRO | SPA | +EGO Speed Up BOSCOSCURO | |
| 8 | Xavi VIERGE | SPA | Petronas Sprinta Racing KALEX | |
| 9 | Marcel SCHROTTER | GER | Liqui Moly Intact GP KALEX | |
| 10 | Celestino VIETTI | ITA | SKY Racing Team VR46 KALEX | |
| 11 | Somkiat CHANTRA | THA | IDEMITSU Honda Team Asia KALEX | |
| 12 | Albert ARENAS | SPA | Aspar Team Moto2 BOSCOSCURO | |
| 13 | Stefano MANZI | ITA | Flexbox HP40 KALEX | |
| 14 | Thomas LUTHI | SWI | Pertamina Mandalika SAG Team KALEX | |
| 15 | Bo BENDSNEYDER | NED | Pertamina Mandalika SAG Team KALEX | |
| 16 | Cameron BEAUBIER | USA | American Racing KALEX | |
| 17 | Alonso LOPEZ | SPA | +EGO Speed Up BOSCOSCURO | |
| 18 | Jake DIXON | GBR | Petronas Sprinta Racing KALEX | |
| 19 | Nicolò BULEGA | ITA | Federal Oil Gresini Moto2 KALEX | |
| 20 | Marcos RAMIREZ | SPA | American Racing KALEX | |
| 21 | Simone CORSI | ITA | MV Agusta Forward Racing MV AGUSTA | |
| 22 | Manuel GONZALEZ | SPA | MV Agusta Forward Racing MV AGUSTA | |
| 23 | Hafizh SYAHRIN | MAL | NTS RW Racing GP NTS | |
| 24 | Barry BALTUS | BEL | NTS RW Racing GP NTS |
Wyniki wyścigu Moto3
Grand Prix Holandii Moto3 wygrywa Dennis Foggia. Drugie miejsce zajmuje Sergio Garcia, trzecie Romano Fenati.
| Pos. | Rider | Nation | Team | Bike |
| 1 | Dennis FOGGIA | ITA | Leopard Racing | HONDA |
| 2 | Sergio GARCIA | SPA | Gaviota GASGAS Aspar Team | GASGAS |
| 3 | Romano FENATI | ITA | Sterilgarda Max Racing Team | HUSQVARNA |
| 4 | Pedro ACOSTA | SPA | Red Bull KTM Ajo | KTM |
| 5 | Tatsuki SUZUKI | JPN | SIC58 Squadra Corse | HONDA |
| 6 | John MCPHEE | GBR | Petronas Sprinta Racing | HONDA |
| 7 | Darryn BINDER | RSA | Petronas Sprinta Racing | HONDA |
| 8 | Gabriel RODRIGO | ARG | Indonesian Racing Gresini Moto3 | HONDA |
| 9 | Xavier ARTIGAS | SPA | Leopard Racing | HONDA |
| 10 | Jeremy ALCOBA | SPA | Indonesian Racing Gresini Moto3 | HONDA |
| 11 | Stefano NEPA | ITA | BOE Owlride | KTM |
| 12 | Izan GUEVARA | SPA | Gaviota GASGAS Aspar Team | GASGAS |
| 13 | Kaito TOBA | JPN | CIP Green Power | KTM |
| 14 | Niccolò ANTONELLI | ITA | Avintia Esponsorama Moto3 | KTM |
| 15 | Deniz ÖNCÜ | TUR | Red Bull KTM Tech 3 | KTM |
| 16 | Elia BARTOLINI | ITA | Avintia Esponsorama Moto3 | KTM |
| 17 | Ryusei YAMANAKA | JPN | CarXpert PruestelGP | KTM |
| 18 | Riccardo ROSSI | ITA | BOE Owlride | KTM |
| 19 | Alberto SURRA | ITA | Rivacold Snipers Team | HONDA |
| 20 | Jaume MASIA | SPA | Red Bull KTM Ajo | KTM |
| 21 | Lorenzo FELLON | FRA | SIC58 Squadra Corse | HONDA |
| 22 | Joel KELSO | AUS | CIP Green Power | KTM |
| 23 | Yuki KUNII | JPN | Honda Team Asia | HONDA |
| 24 | Andi Farid | IZDIHAR | INA Honda Team Asia | HONDA |
| 25 | Takuma MATSUYAMA | JPN | Honda Team Asia | HONDA |
