The GT Cup Championship is a sports car racing series based in the United Kingdom.

[1] The championship supported the short-lived British LMP3 Cup in 2017, following the series to Spa-Francorchamps where it participated alongside the field of prototypes.

It supported the 2021 GT World Challenge Europe Sprint Cup at Brands Hatch on 1–2 May.

[2] As of the 2022 season, GT Cup has six different classes:[1] GTO: GT2, GTE, modified cars; silhouettes, replicas.

GTA: Lower specification, cup challenge and one-make series cars.