Nicholas Colin Kay (born 3 August 1992) is an Australian professional basketball player for Shimane Susanoo Magic of the Japanese B.League. He played college basketball for the Metro State Roadrunners before beginning his professional career in the National Basketball League (NBL). He won two NBL championships with the Perth Wildcats in 2019 and 2020. He also won a New Zealand NBL championship and league MVP honours with the Wellington Saints in 2019. In 2021, he won a bronze medal with the Australian national team at the Tokyo Olympics.