William Dressler may refer to: William F. Dressler (fl. 1917), businessman and Nevada state senator William Dressler (cardiologist) (1890–1969) William Dressler (anthropologist) (born 1951) William Dressler (musician) (1826–1914), composer and organist in New York
See also Willy Oskar Dressler (1876–1954), German writer on art and interior decoration