Michael Barry Finnerty (born December 3, 1951) is an American jazz guitarist, keyboardist, singer, songwriter, and arranger, known for his work as a touring and recording session musician for Miles Davis, The Crusaders, the Brecker Brothers, Hubert Laws, and Ray Barretto.

When he was fourteen, he began playing electric guitar and joined a band that opened a show for Herman's Hermits.

On returning to San Francisco, he became friends with guitarist Jim Checkley, who invited him to join Beefy Red in 1969.

In 1975 he became a member of the Joe Farrell quartet, and later in the decade played with Hubert Laws, Tower of Power, Thad Jones and Mel Lewis, and Ray Barretto.

The work was endorsed by notable musicians including Randy Brecker, Bob Sheppard and Dave Liebman.