Robert O'Neill
Robert O'Neill or O'Neil may refer to:
- Robert J. O'Neill, US Navy SEAL who claims to have fatally shot Osama bin Laden
- Robert O'Neill (footballer), Australian rules footballer
- Robert O'Neill (historian), Australian historian and academic
- Robert E. O'Neill, American attorney
- Robert Torrens O'Neill, Irish politician who served in the UK House of Commons
- Robert M. O'Neil, American lawyer and president of the University of Virginia
- Bob O'Neil, American football player
- Bob O'Neill, Australian rules footballer
- Robert John O'Neill (bishop), retired Episcopal bishop of Colorado
- Robert Vincent O'Neil, American screenwriter, film director, and playwright
- List of [Teenage Mutant Ninja Turtles characters#Mr. O'Neil|Mr. Robert O'Neil], a Teenage Mutant Ninja Turtles character