Joseph McCarthy (1908–1957) was a United States Senator and anti-Communist who is the namesake for McCarthyism.
Joseph or Joe McCarthy may also refer to:
Sports Joe McCarthy (catcher) (1881–1937), American baseball catcher Joe McCarthy (baseball manager) (1887–1978), American baseball manager Joe McCarthy (wrestler) (1929–2012), American professional wrestler Joey McCarthy (born 1972), American NASCAR driver Joe McCarthy (outfielder) (born 1994), American baseball outfielder Joe McCarthy (rugby union) (born 2001), American-born Irish rugby union player
Military Joseph J. McCarthy (1911–1996), American Medal of Honor recipient at the Battle of Iwo Jima Joseph Aidan MacCarthy (1914–1995), Irish-born medical officer in the Royal Air Force Joe McCarthy (RCAF officer) (1919–1998), American-born volunteer pilot in the Royal Canadian Air Force who flew in Operation Chastise
Others Joseph Edward McCarthy (1876–1955), American Roman Catholic Bishop of Portland, 1932–1955 Joseph W. McCarthy (1884–1965), American architect Joseph McCarthy (lyricist) (1885–1943), American song lyricist and director of ASCAP Joe McCarthy (Irish musician) (born 1936), Irish musician with the showband group The Dixies Joseph G. McCarthy (born 1938), American plastic surgeon