Gethan Dick was born in Belfast, Antrim and grew up in Co. Sligo in the West of Ireland. Originally wanting to work in film, Gethan changed her mind during her degree, and switched to writing. She lives in Marseille in France, with her partner and two children.

Her first novel, Water in the Desert, Fire in the Night was released in 2025 and went on to win the 2026 Kate O'Brien prize and has been shortlisted for the 2026 John McGahern Book Prize.