The 2023 San Marino and Rimini Riviera motorcycle Grand Prix (officially known as the Gran Premio Red Bull di San Marino e della Riviera di Rimini) was the twelfth round of the 2023 Grand Prix motorcycle racing season and the eighth and final round of the 2023 MotoE World Championship.

All races (except for both MotoE races which were held on 9 September) were held at the Misano World Circuit Marco Simoncelli in Misano Adriatico on 10 September 2023.

[2] Free Practice sessions on Friday and Saturday do not determine riders to qualify for Q2.

The top ten riders (written in bold) qualified for Q2.

Below are the standings for the top five riders, constructors, and teams after the round.