Jessica Sian Louise Brown-Fuller (born August 1990) is a British Liberal Democrat politician. Since 2024, she has been Member of Parliament (MP) for Chichester; she is the first non-Conservative MP for the constituency since 1924.
Brown-Fuller was born in Norwich, Norfolk, to a Londoner father and a Welsh mother. The family moved to West Sussex in the 1990s for her mother's career. Brown-Fuller graduated from the University of Chichester's Department of Theatre in 2013 with a performing arts degree.
Brown-Fuller has been the events officer for Midhurst Town Council. She is a member of Chichester District Council, first elected in the 2023 council election.
Brown-Fuller was elected as Member of Parliament for Chichester in the 2024 general election, defeating Gillian Keegan, the education secretary.
She is the Liberal Democrat Spokesperson on justice policy.
Brown-Fuller lives in Midhurst with her husband and their two children.