Walter S. Walker (March 12, 1860 – February 28, 1922) was a Major League Baseball player.
Walker played for Detroit Wolverines in the 1884 season.
He played just one game in his career, having one hit in four at-bats, with one run scored.
He was born in Berlin Center, Michigan and died in Pontiac, Michigan.
This biographical article relating to a United States baseball catcher born in the 1860s is a stub.