2023 World Supersport 300 Calendar
| Event | Location | Dates |
|---|---|---|
| Netherlands | TT Circuit Assen | 21 Apr - 23 Apr |
| Catalunya | Circuit de Barcelona-Catalunya | 05 May - 07 May |
| Emilia-Romagna | Misano World Circuit Marco Simoncelli | 02 Jun - 04 Jun |
| Italy | Autodromo Enzo e Dino Ferrari Imola | 14 Jul - 16 Jul |
| Czech Republic | Autodrom Most | 28 Jul - 30 Jul |
| France | Circuit de Nevers Magny-Cours | 08 Sep - 10 Sep |
| Aragon | Motorland Aragón | 22 Sep - 24 Sep |
| Portugal | Portimão | 29 Sep - 01 Oct |