Michael Joseph "Mickey" Doolin (May 7, 1880 in Ashland, Pennsylvania – November 1, 1951 in Orlando, Florida), was a professional baseball player who played shortstop in the Major Leagues from 1905 to 1918. During his career, he played for the Philadelphia Phillies, Baltimore Terrapins, Chicago Whales, Chicago Cubs, New York Giants, and Brooklyn Robins. His name is often misspelled as "Doolan" due to many of his baseball cards being misspelled.

Mickey Doolin
Shortstop
Born: (1880-05-07)May 7, 1880 Ashland, Pennsylvania, U.S.
Died: November 1, 1951(1951-11-01) (aged 71) Orlando, Florida, U.S.
Batted: Right Threw: Right
MLB debut
April 14, 1905, for the Philadelphia Phillies
Last MLB appearance
September 2, 1918, for the Brooklyn Robins
MLB statistics
Batting average	.230
Home runs	15
Runs batted in	554
Teams
Philadelphia Phillies (1905–1913) Baltimore Terrapins (1915) Chicago Whales (1915) Chicago Cubs (1916) New York Giants (1916) Brooklyn Robins (1918)