Alfred McCoy Tyner (December 11, 1938 – March 6, 2020) was an American jazz pianist and composer known for his work with the John Coltrane Quartet and a long solo career. He was an NEA Jazz Master and a five-time Grammy winner. Not a player of electric keyboards and synthesizers, he was committed to acoustic instrumentation. Tyner, who was widely imitated, was one of the most recognizable and most influential pianists in jazz history.