2023 Monte Carlo Formula 3 round

The 2023 Monte Carlo FIA Formula 3 round was a motor racing event held between 25 and 28 May 2023 at the Circuit de Monaco. It was the third round of the 2023 FIA Formula 3 Championship and was held in support of the 2023 Monaco Grand Prix.

Sprint race
Notes
 * – Grégoire Saucy received a three-place grid drop for Saturday's Sprint race for failing to slow down under yellow flag conditions, demoting him from reverse grid pole down to fourth.
 * – Mari Boya received a three-place grid drop for impeding Zak O'Sullivan during qualifying.
 * - Kaylen Frederick received a ten-place grid drop for causing a collision with Nikola Tsolov during the Melbourne Feature Race.
 * - Mari Boya and Roberto Faria received a five-place grid drop for causing a collision with Nikola Tsolov during the Melbourne Feature Race.

Feature race
Notes
 * – Piotr Wiśnicki, Sophia Flörsch and Roberto Faria all have been required to start from the pit lane after their team were found to have exceeded the total of 11 personnel working on their cars by allowing a representative to scan their tyres after Parc Ferme.
 * – Sebastián Montoya has been penalised twice during the Feature Race. Firstly, he was given a five-second time-penalty for speeding in the pit lane. He later got disqualified after a left tyre was found to have been used on the wrong side of his car following his pit stop.

Standings after the event

 * Drivers' Championship standings
 * Teams' Championship standings


 * Note: Only the top five positions are included for both sets of standings.