Elizabeth Regen (b. 1975) is an actress who voiced Muppet character Trish (half of The Dirt Sisters) in the short-lived Jim Henson Company co-production CityKids.
Most active in TV, Regen has had regular roles on the short-lived sitcoms Whoopi! (with Whoopi Goldberg) and Sherri, as well as guest appearances on CSI: Crime Scene Investigation, Sex and the City, Malcolm in the Middle, Third Watch, and Entourage. Her film resume is highlighted by the 1994 movie Léon: The Professional (playing Natalie Portman's sister).