The Formula Winter Series is a motor racing championship for open wheel, formula racing cars regulated according to FIA Formula 4 regulations, based in Spain.

The series is organised by Gedlich Racing with the approval of the RFEDA.

[1][2] The weekends include support series GT Winter Series (since 2019) and GT4 Winter Series (since 2023),[3] also organised by Gedlich Racing under licence with the SRO.

The cars used in this series are Tatuus F4-T421 powered by an Abarth engine.

[4]