Michael McGrath (born September 25, 1957) is a Tony Award-winning American stage actor. He has appeared in many Broadway stage productions, and is especially noted for his roles in the musicals Spamalot and Nice Work If You Can Get It.
He played the role of Patsy in the Broadway musical Spamalot (2005), for which he received a nomination for a Tony Award for Best Featured Actor in a Musical.
He played the role of Cookie McGee in the Broadway musical Nice Work If You Can Get It (2012), for which he won the Tony Award for Best Featured Actor in a Musical. He also won the Drama Desk Award for Outstanding Featured Actor in a Musical for this performance. McGrath originated the role of Mr. Simmons in Memphis (Broadway, 2009). He has been an ensemble member and understudy for many shows, including My Favorite Year, Swinging on a Star and Little Me. He has appeared in the musicals Anything Goes as Moonface Martin and in Wonderful Town as Chick Clark. He also starred in the play Is He Dead? as Agamemnon Buckner.
On television, McGrath was the announcer/sidekick on The Martin Short Show.
While working in the Boston production of Forbidden Broadway, McGrath met his future wife, Toni DiBuono.