Henry Leslie Buker (Happy)
- Bats Unknown, Throws Unknown
- Weight 140 lb.
- Debut June 11, 1884
- Final Game August 4, 1884
- Born 1859 in Portland, ME USA
- Died August 10, 1899 in Chicago, IL USA
Harry Buker played 30 games for the 1884 Detroit Wolverines at shortstop and in right field. He hit only .135, but then the team hit only .208.
A SABR researcher found a head shot drawing of Buker in the Chicago Tribune issue of June 24, 1888.