Gwenllian Mellor is a British actress, born and raised in South Wales. She is the eldest of two children born to Robin Mellor and Nichola Mellor, with younger sister Nest Mellor. Gwenllian is best known for her recent work on "It's my Shout" 2021 short films from Wales, which were broadcast on BBC2 and on BBC IPlayer. Gwenllian previously attended YPant Comprehensive school, and is continuing her studies of film and drama in the Welsh capital of Cardiff.