William Winfield Clark (April 11, 1875 – April 15, 1959) was a professional baseball player. He was an infielder for one season (1897) with the Louisville Colonels. For his career, he compiled a .188 batting average in 16 at-bats, with two runs batted in. He was born in Circleville, Ohio and later died in Los Angeles, California at the age of 84.