Don Grolnick (1947-1996) was an American jazz pianist, composer, and arranger. A prolific figure in the fusion and contemporary jazz scenes from the 1970s through the 1990s, Grolnick was known for his sophisticated harmonic language and lyrical melodicism. He was a founding member of the influential jazz-fusion group Steps Ahead and a frequent collaborator with artists like James Taylor, Steely Dan, and Michael Brecker. His compositions, often characterized by their intricate yet accessible structures, are staples in jazz band libraries, showcasing his significant contributions to modern jazz improvisation and ensemble writing.