Michael Christopher Callaway (born May 13, 1975) is an American professional baseball coach and former pitcher. He is the pitching coach for the Los Angeles Angels of Major League Baseball (MLB).
In 2008, Callaway signed with the Laredo Broncos of independent United League Baseball as a player-pitching coach. It would be his last season as a player.
Callaway joined the Cleveland Indians organization in 2010 as the pitching coach for the Lake County Captains, champions of the Midwest League. In 2011, he was the pitching coach for the Carolina League runner-up Kinston Indians.
On October 23, 2017, Callaway was named manager of the New York Mets. He replaced Terry Collins, who retired at the end of the 2017 season. In his first twelve games, he helped set a franchise record for the best start in club history at 11 wins and 1 loss.