Julia Louis-Dreyfus (b. 1961) is a comic actress best known for playing Elaine Benes on Seinfeld.
She appeared on Sesame Street's All-Star 25th Birthday as reporter Kathie Lee Kathie in 1994, and voiced Heather on Dinosaurs.
She was also spoofed in the "Seinfeld Babies" skit on Muppets Tonight.