Harry Clay Walker (March 18, 1873 in Binghamton, Broome County, New York – November 2, 1932) was an American lawyer and politician from New York.
In 1919, he was one of nine members appointed to the Labor Board, created by Governor Al Smith to intervene in labor conflicts, which mediated successfully in a few cases.
Senator from New York defeating George R. Lunn, then Mayor of Schenectady, but lost the election to the incumbent Republican James W. Wadsworth Jr.
In 1926, he was appointed to the Central New York State Parks Commission.
In 1928, he was Chairman of the Taconic State Park Commission.