Confirmed 2023 World Supercross Championship Riders
| Rick Ware Racing | |||
| Joey Savatgy | WSX | USA | Kawasaki |
| Colt Nichols | WSX | USA | Kawasaki |
| Shane McElrath | SX2 | USA | Yamaha |
| Henry Miller | SX2 | USA | Yamaha |
| Honda NILS | |||
| Jordi Tixier | WSX | France | Honda |
| Kevin Moranz | WSX | USA | Honda |
| Chris Blose | SX2 | USA | Honda |
| Kyle Peters | SX2 | USA | Honda |
| Team GSM | |||
| Gregory Aranda | WSX | France | Yamaha |
| Thomas Ramette | WSX | France | Yamaha |
| Maxime Desprey | SX2 | France | Yamaha |
| Jace Owen | SX2 | USA | Yamaha |
| Firepower Froth Honda | |||
| Dean Wilson | WSX | Scotland | Honda |
| Justin Brayton | WSX | USA | Honda |
| Firepower Polyflor Honda | |||
| Max Anstie | SX2 | England | Honda |
| Gage Linville | SX2 | USA | Honda |
| MDK Motorsports SX | |||
| Cade Clason | WSX | USA | KTM |
| Anthony Rodriguez | WSX | Venezuela | KTM |
| Justin Bogle | SX2 | USA | KTM |
| Max Miller | SX2 | USA | KTM |
| MotoConcepts | |||
| Cole Seely | WSX | USA | Honda |
| Vince Friese | WSX | USA | Honda |
| Michael Alessi | SX2 | USA | Honda |
| Mitchell Oldenburg | SX2 | USA | Honda |
| PMG | |||
| Ken Roczen | WSX | German | Suzuki |
| Kyle Chisholm | WSX | USA | Suzuki |
| Cullin Hunter | SX2 | USA | Suzuki |
| Hunter Yoda | SX2 | USA | Suzuki |
| BUD Racing | |||
| Justin Hill | WSX | USA | Kawasaki |
| Cédric Soubeyras | WSX | France | Kawasaki |
| Anthony Bourdon | SX2 | France | Kawasaki |
| Adrien Escoffier | SX2 | France | Kawasaki |
| Club MX FXR | |||
| Matt Moss | WSX | Australia | Yamaha |
| Luke Neese | WSX | USA | Yamaha |
| Enzo Lopes | SX2 | Brazil | Yamaha |
| Cole Thompson | SX2 | Canada | Yamaha |
| Craig Dack Racing | |||
| Grant Harlan | WSX | USA | Yamaha |
| Josh Hill | WSX | USA | Yamaha |
| Aaron Tanti | SX2 | Australia | Yamaha |
| Luke Clout | SX2 | Australia | Yamaha |