Lawrence D. "Butch" Morris was an American jazz cornetist, composer and conductor.
Morris was born in Long Beach, California. Before beginning his musical career, he served in the US forces in the Vietnam War. Morris came to attention with saxophonist David Murray's groups in the late 1970s and early 1980s. Morris's brother, double bassist Wilber Morris, sometimes performed and recorded with Murray during this period. Morris led a group called Orchestra SLANG. The group features Drummer Kenny Wollesen, alto saxophonist Jonathon Haffner, trumpeter Kirk Knuffke and others. He performed and presented regularly as part of the Festival of New Trumpet Music, held annually in New York City