William Sheldon may refer to:
William Sheldon (died 1570), MP for Worcestershire (UK Parliament constituency) William Wallace Barbour Sheldon (1836–1915), American architect William B. Sheldon (1805-1847), American politician and lawyer William Herbert Sheldon (1898–1977), American psychologist William Sheldon (Irish politician) (1907–1999), Irish Clann na Talmhan/Independent politician