Dorna Sport resmi merilis Daftar Pembalap Moto3 musim 2020. Beberapa nama baru pun muncul, ada juga pembalap yang dari kelas Moto2. Berikut daftar lengkapnya.
Lihat : Daftar Pembalap MotoGP 2020
Daftar Pembalap Moto3 Musim 2020
| No | Nama | Negara | Tim |
|---|---|---|---|
| 02 | Jaume Masia | Spanyol | Leopard Racing |
| 07 | Ryusei Yamanaka | Jepang | Estrella Galicia |
| 09 | Dennis Foggia | Italia | Leopard Racing |
| 10 | Sergio Garcia | Spanyol | Estrella Galicia |
| 11 | Filip Salac | Ceko | Snipers Team |
| 12 | Celestino Vietti | Italia | SKY Racing Team VR46 |
| 16 | Tony Arbolino | Italia | Snipers Team |
| 19 | Andrea Migno | Italia | SKY Racing Team VR46 |
| 21 | John Mcphee | British | Petronas Sprinta Racing |
| 22 | Gabriel Rodrigo | Argentina | Kommerling Gresini |
| 23 | Alonso Lopez | Spanyol | Sterilgarda Max Racing |
| 24 | Niccolo Antonelli | Italia | SIC58 Squadra Corse |
| 27 | Tatsuki Suzuki | Jepang | SIC58 Squadra Corse |
| 33 | Raul Fernandez | Spanyol | Red Bull KTM Ajo |
| 35 | Kaito Toba | Jepang | Red Bull KTM Ajo |
| 40 | Darryn Binder | Afrika Selatan | CIP Green Power |
| 42 | Jason Dupasquier | Swiss | PruestelGP |
| 44 | Jeremyu Alcoba | Spanyol | Kommerling Gresini |
| 45 | Deniz Oncu | Turki | Red Bull KTM Tech 3 |
| 55 | Romano Fenati | Italia | Sterilgarda Max Racing |
| 57 | Barry Baltus | Belgia | PruestelGP |
| 62 | Ayumu Sasaki | Jepang | Red Bull KTM Tech 3 |
| 64 | Maximilian Kofler | Austria | CIP Green Power |
| 72 | Albert Arenas | Spanyol | Angel Nieto Team |
| 87 | Makar Yurchenko | Kazakhstan | BOE Skull Rider |
| 88 | Ai Ogura | Jepang | Honda Team Asia |
| 96 | Stefano Nepa | Italia | Angel Nieto Team |
| 97 | Jakub Kornfeil | Ceko | BOE Skull Rider |
| 99 | Khairul Diham Pawi | Malaysia | Petronas Sprinta Racing |
| 99 | Yuki Kunii | Jepang | Honda Team Asia |
| 99 | Carlos Tatay | Spanyol | Reale Avintia Arizona |