Julia Charlotte L. Davis is an English actress, comedian, director and writer. She is known for writing and starring in the BBC Three comedy Nighty Night (2004–2005) and the comedies Hunderby (2012–2015) and Camping (2016), which she also directed. Davis has been noted by critics for creating boundary-pushing black comedy that centres female anti-hero characters.

Nighty Night is a BBC black comedy television sitcom starring Julia Davis. It was first broadcast on 6 January 2004 on BBC Three.