The 2019 Spa-Francorchamps FIA Formula 3 round was a motor racing event held on 31 August and 1 September 2019 at the Circuit de Spa-Francorchamps, Stavelot, Belgium.

It was the sixth race of the 2019 FIA Formula 3 Championship, and ran in support of the 2019 Belgian Grand Prix.

The Qualifying session took place on 30 August 2019, with Jehan Daruvala scoring pole position.