Chanya Joyce Dorothy Button (born 25 December 1986) is an English director and screenwriter. After studying at RADA and learning the ropes in the assistant directors' department on the Harry Potter franchise, she directed two feature films, Burn Burn Burn (2015) and Vita & Virginia (2018), the latter of which she also co-wrote. She then moved on to television, directing the 2019 period dramas World on Fire and The Spanish Princess, as well as the final 60th anniversary special episode of Doctor Who, "The Giggle" (2023).