Edward O'Neill
Edward O'Neill may refer to:
- Edward O'Neill, 2nd Baron O'Neill (1839–1928), Irish peer and Conservative politician
- Edward O'Neill (Wisconsin politician) (1820–1870), Mayor of Milwaukee, Wisconsin
- Ed O'Neill (born 1946), American actor best known for playing Al Bundy on "Married... With Children"
- Ed O'Neil (American football), former American football coach (1984-present) and NFL linebacker (1974-80)
- Ed O'Neil (baseball) (1859–1892), Major League Baseball pitcher, circa 1890
- Ed O'Neal of the Dixie Melody Boys, a gospel group from South Carolina
- Edward A. O'Neal (1818–1890), Confederate general during the American Civil War
- Edward J. O'Neill (politician), Rhode Island state senator
- Edward J. O'Neill (1902–1979), U.S. military officer during World War II