Honor Swinton Byrne

Swinton Byrne was born in the Royal Borough of Kensington and Chelsea, London, on 6 October 1997. Her father is the Scottish playwright John Byrne, and her mother is the actress Tilda Swinton.^[2] She has a twin brother, Xavier. She also has two other half-siblings from her father's previous marriage.^[3]

Swinton Byrne and her brother were raised in the Scottish Highlands and attended Drumduan School, Forres, an independent alternative education school based on the philosophy of Rudolf Steiner co-founded by her mother in 2013.^[2][4]

Swinton Byrne's first film role was a non-speaking cameo in her mother's 2009 film I Am Love as a younger version of her mother's character, Emma.^[5] Her first starring role was in The Souvenir, a semi-autobiographical film directed by Joanna Hogg in which she stars as Julie, a film school student who embarks on a relationship with an older man.^[6] In October 2025, Swinton Byrne was announced to star alongside Sam Spruell and Jessica Madsen in the feature film Tidepools, which began principal photography in Cornwall.^[7]