•
Jack Williams (VC) (1886–1953), Welsh recipient of the Victoria Cross •
Jack Williams (Medal of Honor) (1924–1945), American sailor •
Jack Kenny Williams (1920–1981), American teacher and university administrator •
Jack Eric Williams (1944–1994), American actor, composer and lyricist •
Jack Williams (news anchor) (born 1944), Boston TV personality •
Jack Williams (stuntman) (1921–2007), American motion picture stuntman •
Jack Williams (outlaws), two Old West outlaws of the same name •
Jack M. Williams, American chemist • Jack Williams, alias of
Frances Clayton, American woman who disguised as a man to fight in the American Civil War • Jack Williams, alias of
Elizabeth Williams Berry, Australian-born American woman who disguised as a man to compete as a jockey in horse racing •
Jack Williams (journalist), American journalist, science writer, and author and founding editor of the
USA Today weather page ==See also==