Edward O'Neill, O'Neil or O'Neal may refer to:

Politicians

• Edward O'Neill, 2nd Baron O'Neill (1839–1928), Irish peer and Conservative politician
• Edward O'Neill (Wisconsin politician) (1820–1890), Mayor of Milwaukee, Wisconsin
• Edward J. O'Neill (Rhode Island politician), Rhode Island state senator
• Edward L. O'Neill (1903–1948), American politician in New Jersey

Sportsmen

• Ed O'Neil (Edward William O'Neil, born 1952), former American football coach and NFL linebacker
• Ed O'Neil (baseball) (Edward J. O'Neil, 1859–1892), Major League Baseball pitcher

Military

• Edward A. O'Neal (1818–1890), Confederate general during the American Civil War
• Edward J. O'Neill (general) (1902–1979), U.S. military officer during World War II

Others

• Ed O'Neill (born 1946), American actor and comedian
• Ed O'Neal, American gospel singer
• Edward O'Neill (actor) (1862–1938), British actor

See also

• O'Neill (disambiguation)