The 2020 Mugello FIA Formula 3 round is a motor racing event held on 12 and 13 July 2020 at the Mugello Circuit in Tuscany, Italy. It was the final round of the 2020 FIA Formula 3 Championship, and ran in support of the 2020 Tuscan Grand Prix. Oscar Piastri would be crowned champion after his title rival Logan Sargeant collided with Lirim Zendeli in Race 2.