Courtney James Matthew Winston Tulloch (born 6 October 1995) is a currently active English international artistic gymnast, representing Great Britain and England since 2012, and is a specialist in still rings and vault.

Tulloch is the double Commonwealth Games champion on rings in 2018 and 2022, and a silver medallist on vault in 2018, all representing England.

Tulloch trains at South Essex Gymnastics Club under coaches Anthony Wise & Scott Hann.

During his junior career he was a two time all-around champion at the UK School Games and won several titles on rings.

[3] In 2014, he was chosen to represent Great Britain at the 2014 World Artistic Gymnastics Championships in Nanning, China where he helped the men's team qualify to the final with performances on pommel horse, rings and parallel bars.