Walker served consecutive two-year terms as the 64th Governor of Georgia from 1923 to 1927.

Before his gubernatorial terms, Walker served as the state attorney general from 1915 to 1920.

Walker served as a member of Winnipeg city council in 1891.

Walker served in that capacity until December 31, 1941, due to resignation.

Walker served as Clarenceux for ten years until his retirement in 1978.

Following his playing career, Walker served as manager for Beckenham.

It is currently unknown how much incarceration time, if any, Walker actually served.

Walker served until his retirement in 1932, when he was succeeded by his son Ronald.

Walker served as its first president in 1897.

In 1998, Walker served as space technology consultant on the film Deep Impact.