Lewis Nash is an American jazz drummer from Worcester, Massachusetts who began his professional career in the late 1970s and became active on the New York jazz scene in the 1980s, working primarily within mainstream, bebop and post-bop settings. His style emphasises swing, subtle time feel and versatility across straight-ahead jazz, bebop and post-bop, and he has worked extensively as a sideman and bandleader, contributing to the continuity and evolution of modern jazz drumming.