Alexander W. Baldwin (1835–1869) was an American judge.

Alexander Baldwin may also refer to:

Alec Baldwin (Alexander Rae Baldwin III; born 1958), American actor Alexander & Baldwin, American company Alex Poletov Baldwin, a character from the American science fiction web television series For All Mankind

See also Alex Baldwin (born 1969), also known as Talon, American pornographic actor, member of the AVN Hall of Fame W. E. B. Griffin (1929–2019), American writer who used the pseudonym Alex Baldwin

Baldwin (name), including a list of people and fictional characters with the surname