George Walter Ball (September 13, 1877 – December 15, 1946) was an American baseball pitcher in the Negro leagues. Born in Detroit, Michigan, from 1893 he played ten years as the only black player on minor white teams in Minnesota and North Dakota. For more than a decade beginning 1903, he played for major teams, mainly in the Chicago region. Sources say he was given the nickname "The Georgia Rabbit" and "Diamond."