Lawrence Nash Groupé (born April 1957) is an American film score composer for Immediate Music's offshoot label, Imperativa Records.

His most popular works include the score for Rod Lurie's movies Deterrence and The Contender,[1] and the television series Commander in Chief, which starred Geena Davis as the United States' first female President, Mackenzie Allen.

[3] In 2001, Groupé composed and orchestrated music in a collaboration with the British progressive rock band Yes for their Magnification album.

He received a Masters in Music Composition at the University of California, San Diego where he studied with Roger Reynolds, Bernard Rands, Toru Takemitsu.

Groupé is a co-founder, alongside composer Roger Neill, of the Palomar Film Music Workshop, which has convened yearly in the Pauma Valley in San Diego County, California since 2015.