Michael Joseph Sandlock (October 17, 1915 – April 4, 2016) was a former utility player in Major League Baseball who played for three different teams from 1942 to 1953. Listed at 6 ft 1 in (1.85 m), 180 lb., he was a switch-hitter and threw right-handed.
He was born in Old Greenwich, Connecticut. With the death of Connie Marrero on April 23, 2014, Sandlock was the oldest living former major league player until his death in 2016. Sandlock died at his home on April 4, 2016 in Cos Cob, Connecticut. He was 100 years old.