Warren Thomas (June 5, 1958 – September 2, 2005) was an African-American comedian. His greatest fame came during the late 1980s and early 1990s, when he was a major figure in the San Francisco comedy scene and began appearing on HBO comedy specials. He won the San Francisco International Comedy Competition in 1987. According to Margaret Cho, Thomas was cited as the funniest comedian alive by Greg Proops. Because of its speed, rhythm and flow, his comedy was often compared to jazz music.