Lisa Lassek is an American film and television editor whose credits also include her role as an associate producer for the television series Firefly. She has edited episodes for the sixth season of Buffy the Vampire Slayer, served as an assistant editor for Angel, and has edited various episodes of Firefly. Lassek also edited Joss Whedon's first feature-length film Serenity.
Lassek is a native of Philadelphia, Pennsylvania and is an alumna of Vassar College and Boston University.