FIM เผยรายชื่อผู้เข้าแข่งขันชิงแชมป์โลก [เบื้องต้น] โมโตจีพี-โมโตทู-โมโตทรี ประจำปี 2025 ก่อนเปิดศึกดวลสนามแรกที่ สนามช้าง อินเตอร์เนชั่นแนล เซอร์กิต จ.บุรีรัมย์ ประเทศไทย
MOTOGP:
| NO. | NAME | NAT. | TEAM | MOTORCYCLE |
| 5 | Johann Zarco | French | CASTROL Honda LCR | Honda |
| 10 | Luca Marini | Italian | Honda HRC | Honda |
| 12 | Maverick Viñales | Spanish | Red Bull KTM Tech3 | KTM |
| 20 | Fabio Quartararo | French | Monster Energy Yamaha MotoGP™ Team | Yamaha |
| 21 | Franco Morbidelli | Italian | Pertamina Enduro VR46 Racing Team | Ducati |
| 23 | Enea Bastianini | Italian | Red Bull KTM Tech3 | KTM |
| 25 | Raul Fernandez | Spanish | Trackhouse MotoGP™ Team | Aprilia |
| 33 | Brad Binder | South African | Red Bull KTM Factory Racing | KTM |
| 35 | Somkiat Chantra | Thai | IDEMITSU Honda LCR | Honda |
| 36 | Joan Mir | Spanish | Honda HRC | Honda |
| 37 | Pedro Acosta | Spanish | Red Bull KTM Factory Racing | KTM |
| 42 | Alex Rins | Spanish | Monster Energy Yamaha MotoGP™ Team | Yamaha |
| 43 | Jack Miller | Australian | Prima Pramac Yamaha | Yamaha |
| 49 | Fabio Di Giannantonio | Italian | Pertamina Enduro VR46 Racing Team | Ducati |
| 54 | Fermin Aldeguer | Spanish | Gresini Racing MotoGP™ | Ducati |
| 63 | Francesco Bagnaia | Italian | Ducati Lenovo Team | Ducati |
| 72 | Marco Bezzecchi | Italian | Aprilia Racing | Aprilia |
| 73 | Alex Marquez | Spanish | Gresini Racing MotoGP™ | Ducati |
| 79 | Ai Ogura | Japanese | Trackhouse MotoGP™ Team | Aprilia |
| 88 | Miguel Oliveira | Portuguese | Prima Pramac Yamaha | Yamaha |
| 89 | Jorge Martin | Spanish | Aprilia Racing | Aprilia |
| 93 | Marc Marquez | Spanish | Ducati Lenovo Team | Ducati |
MOTO2:
| NO. | NAME | NAT. | TEAM | MOTORCYCLE |
| 3 | Sergio Garcia | Spanish | MT Helmets-MSI | Boscoscuro |
| 4 | Ivan Ortola | Spanish | MT Helmets-MSI | Boscoscuro |
| 5 | Jaume Masia | Spanish | Preicanos Racing team | Kalex |
| 7 | Barry Baltus | Belgian | Fantic Racing | Kalex |
| 10 | Diogo Moreira | Brazilian | Italtrans Racing Team | Kalex |
| 11 | Alex Escrig | Spanish | KLINT Forward Factory Team | Forward |
| 12 | Filip Salač | Czech | Elf Marc VDS Racing Team | Boscoscuro |
| 13 | Celestino Vietti | Italian | SpeedUp Racing | Boscoscuro |
| 14 | Tony Arbolino | Italian | Pramac Yamaha Moto2™ | Boscoscuro |
| 15 | Darryn Binder | South African | Gresini Moto2™ | Kalex |
| 16 | Joe Roberts | American | OnlyFans American Racing Team | Kalex |
| 17 | Daniel Muñoz | Spanish | Preicanos Racing team | Kalex |
| 18 | Manuel Gonzalez | Spanish | Liqui Moly Dynavolt Intact GP | Kalex |
| 21 | Alonso Lopez | Spanish | SpeedUp Racing | Boscoscuro |
| 24 | Marcos Ramirez | Spanish | OnlyFans American Racing Team | Kalex |
| 27 | Daniel Holgado | Spanish | CFMOTO Aspar Team | Kalex |
| 28 | Izan Guevara | Spanish | Pramac Yamaha Moto2™ | Boscoscuro |
| 43 | Xavier Artigas | Spanish | KLINT Forward Factory Team | Forward |
| 44 | Aron Canet | Spanish | Fantic Racing | Kalex |
| 53 | Deniz Öncü | Turkish | Red Bull KTM Ajo | Kalex |
| 64 | Mario Suryo Aji | Indonesian | Idemitsu Honda Team Asia | Kalex |
| 71 | Ayumu Sasaki | Japanese | RW – Idrofoglia Racing GP | Kalex |
| 75 | Albert Arenas | Spanish | Gresini Moto2™ | Kalex |
| 80 | David Alonso | Colombian | CFMOTO Aspar Team | Kalex |
| 81 | Senna Agius | Australian | Liqui Moly Dynavolt Intact GP | Kalex |
| 84 | Zonta van den Goorbergh | Dutch | RW – Idrofoglia Racing GP | Kalex |
| 92 | Yuki Kunii | Japanese | Idemitsu Honda Team Asia | Kalex |
| 95 | Collin Veijer | Dutch | Red Bull KTM Ajo | Kalex |
| 96 | Jake Dixon | British | Elf Marc VDS Racing Team | Boscoscuro |
| 99 | Adrian Huertas | Spanish | Italtrans Racing Team | Kalex |
MOTO3:
| NO. | NAME | NAT. | TEAM | MOTORCYCLE |
| 5 | Tatchakorn Buasri | Thai | Honda Team Asia | Honda |
| 6 | Ryusei Yamanaka | Japanese | MT Helmets – MSI | KTM |
| 8 | Eddie O’Shea | British | FleetSafe Honda – Mlav Racing | Honda |
| 10 | Nicola Carraro | Italian | Rivacold Snipers Team | Honda |
| 12 | Jacob Roulstone | Australian | Red Bull KTM Tech3 | KTM |
| 14 | Cormac Buchanan | New Zealand | BOE Motorsports | KTM |
| 18 | Matteo Bertelle | Italian | LEVELUP – MTA | KTM |
| 19 | Scott Ogden | British | CIP Green Power | KTM |
| 21 | Ruché Moodley | South African | BOE Motorsports | KTM |
| 24 | Tatsuki Suzuki | Japanese | Liqui Moly Dynavolt Intact GP | KTM |
| 28 | Maximo Quiles | Spanish | CFMOTO Aspar Team | KTM |
| 31 | Adrian Fernandez | Spanish | Leopard Racing | Honda |
| 36 | Angel Piqueras | Spanish | MT Helmets – MSI | KTM |
| 54 | Riccardo Rossi | Italian | Rivacold Snipers Team | Honda |
| 55 | Noah Dettwiler | Swiss | CIP Green Power | KTM |
| 58 | Luca Lunetta | Italian | SIC58 Squadra Corse | Honda |
| 64 | David Muñoz | Spanish | Liqui Moly Dynavolt Intact GP | KTM |
| 66 | Joel Kelso | Australian | LEVELUP – MTA | KTM |
| 71 | Dennis Foggia | Italian | CFMOTO Aspar Team | KTM |
| 72 | Taiyo Furusato | Japanese | Honda Team Asia | Honda |
| 73 | Valentin Perrone | Argentinian | Red Bull KTM Tech3 | KTM |
| 82 | Stefano Nepa | Italian | SIC58 Squadra Corse | Honda |
| 83 | Alvaro Carpe | Spanish | Red Bull KTM Ajo | KTM |
| 99 | Jose Antonio Rueda | Spanish | Red Bull KTM Ajo | KTM |
| TBA | | | Leopard Racing | Honda |
| TBA | | | FleetSafe Honda – Mlav Racing | Honda |
