Marvin Barker
Marvin Vincent Barker, nicknamed Hack, was an American Negro league baseball outfielder and manager.
A native of Joplin, Missouri, Barker made his Negro leagues debut in 1935 with the Newark Dodgers. He spent 12 seasons with the New York Black Yankees, and was selected to play in the annual East–West All-Star Game in 1940, 1945, and 1948. From 1945 to 1948, Barker served as New York's player-manager.