Lisa Hammer (née Houle; born April 4, 1967 in Salem, Massachusetts, U.S.) is a filmmaker, actress, composer and singer and is the sister of director James Merendino (SLC Punk!). She graduated from Emerson College, with a BS in Film. She founded the Blessed Elysium Motion Picture Company, which produces German Expressionist films. Such works include Pus$bucket and Crawley, a collaboration with Ben Edlund and Doc Hammer, her ex-husband. She has also contributed to Joanie4Jackie, a film anthology project run by Miranda July, which featured Hammer's film Empire of Ache starring Dame Darcy.

Hammer collaborated with Dame Darcy on the weekly television show Turn of the Century, a New York City Public-access television cable TV show done in a German Expressionist manner that lasted from 1996 to 1999. The show featured various New York personalities, including Daria Klotz (as Duchess Daria), Jennifer Nixon as Queen Itchie, Bliss Blood, Maude Swift as Secretary Jenny and guests such as Thurston Moore and Courtney Love. It was cited by New York Magazine as "the best public access show of 1997" and has been syndicated on public access stations around the U.S. She collaborated with cult star Alizarinkryz on the weekly NYC cable show POX from 2002-2004. POX was cited by New York Press Magazine as "the best public access show of 2003", and has also been syndicated on public access stations around the U.S. and on the internet.