Deborah Everton (born December 21, 1955, in Los Angeles, California, USA) is a costume designer, costume department professional, production designer, and occasional actress known for her work in film and television. She began her screen career with an acting appearance in Brian De Palma’s Blow Out (1981), before establishing herself primarily in costume design.

Her credits include The Terminator (1984), where she worked as a costume supervisor, as well as The Abyss (1989), Highlander II: The Quickening (1991), The Craft (1996), Star Trek: First Contact (1996), Halloween H20: 20 Years Later (1998), Spy Kids (2001), and Clockstoppers (2002). She also worked as a production designer on Night Screams (1987).