As manager Marvin Vincent Barker (February 13, 1912 – July 1964), nicknamed Hack, was an American Negro league outfielder and manager.

A native of Joplin, Missouri, Barker made his Negro leagues debut in 1935 with the Newark Dodgers.

[1][2] 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.

[citation needed] From 1945 to 1948, Barker served as New York's player-manager.

This Negro league baseball outfielder article is a stub.