Gabrielle Elizabeth Creevy is a British actress. She is known for her role as Bethan Gwyndaf in the BBC series In My Skin (2018–2021). For her performance, she won a BAFTA Cymru.

Creevy is from Port Talbot in West Glamorgan, Wales. She lived in a council flat as a child. Her mother is a local mobile hairdresser. Creevy took classes at the Mark Jermin Stage School. She went on to graduate with a Bachelor of Arts in acting from the Arts Educational School (ArtsEd) in London. She then applied for ArtsEd and got a scholarship. Before pursuing acting professionally, she worked in a coffee shop in her local gym.