Gus Williams may refer to:

Sports Gus Williams (outfielder) (1888–1964), American baseball outfielder Gus Williams (pitcher) (1870–1890), American baseball pitcher Gus Williams (basketball) (1953–2025), American basketball player

Others Gus Williams (vaudeville) (1848–1915), American comedian and songwriter Gus Williams (musician) (1937–2010), Australian country singer

See also August Williams (disambiguation) Augustine Williams (disambiguation) Guy Williams (disambiguation)