George Colligan (born December 29, 1969) is an American jazz pianist, organist, drummer, trumpeter, educator, composer, and bandleader.

His playing is influenced by Chick Corea, Miles Davis, Herbie Hancock, Thelonious Monk, Wayne Shorter, and McCoy Tyner.

[1] As a sideman, he has worked with Phil Woods, Gary Bartz, Robin Eubanks, Billy Higgins, Lee Konitz, Nicholas Payton, Steve Wilson, Richard Bona, Cassandra Wilson, Christian McBride, Buster Williams, Al Foster, Don Byron, Benny Golson, Lonnie Plaxico, and Vanessa Rubin.

[citation needed] In September 2009, Colligan moved to Winnipeg to teach at the University of Manitoba.

He taught jazz history, piano, drums, trumpet, and led master classes.