McIlroy is a Scottish/Irish surname.
Notable people and fictional characters with the name include:
People
Brien McIlroy (1939–1995), Scottish footballer
David McIlroy (born 1968), British diplomat Douglas McIlroy (born 1932), mathematician, engineer, and programmer
Jimmy McIlroy (1931–2018), Northern Ireland international footballer Joel McIlroy (born 1973), Australian actor
Louise McIlroy (1874–1968), Irish-born British physician
Rory McIlroy (born 1989), professional golfer from Northern Ireland Sammy McIlroy (born 1954), former Northern Ireland international footballer
Fictional characters Payne McIlroy, character from American sitcom Designing Women
See also
McElroy
References