'''Joseph''' or '''Joe Harper''' may refer to:
* Joe Harper (born 1948), former Scotland and Aberdeen footballer * Joe Harper (American football) (born c. 1936), American college football coach * Joe Harper, a character in ''The Adventures of Tom Sawyer'', see list of characters in the Tom Sawyer series * Joseph Harper (actor) (1759–1811), English-born American actor and theatre manager * Joseph Harper (canoeist) (born 1966), American sprint canoer * Joseph Harper (English politician) (1914–1978), Labour MP for Pontefract and Castleford * Joseph Harper (horse breeder), 19th-century Australian horse breeder * Joseph Anthony Harper (1867–1939), Australian businessman and politician * Joseph H. Harper (1901–1990), US army officer * Joseph M. Harper (1787–1865), US politician
{{hndis|name=Harper, Joseph}}