Lisa Papineau is an American musician and songwriter. She has released four solo albums, and is the songwriter and vocalist for Los Angeles band Big Sir. Papineau is a frequent collaborator of Japanese composer Jun Miyake and has also written songs for and recorded with other bands and solo artists, including Air, M83, Halo Orbit, ME & LP, Renaud-Gabriel Pion, Jam Da Silva, Dinho Ouro Preto, Anubian Lights, Farflung, P.O.D., Omar Rodríguez-López, Scapegoat Wax, Scenario Rock, Arman Méliès, Mandrake, Sissy Bar, and Crooked Cowboy and the Freshwater Indians.
Papineau received initial recognition when her band Pet, co-founded with composer Tyler Bates, was featured on The Crow: City of Angels soundtrack, and later the Blue Note Records soundtrack for The Last Time I Committed Suicide. Pet's self-titled album was executive-produced by Tori Amos.
Papineau was born in Providence, Rhode Island. She suffers from multiple sclerosis.