Patrick O'Reilly
Patrick O'Reilly may refer to:
- Patrick O'Reilly (Independent politician), Irish independent politician represented Cavan, 1948–1951
- Patrick O'Reilly (Longford politician), Irish Fianna Fáil politician, member of the Senate, 1944–1969
- Patrick O'Reilly (Cavan politician), Irish Clann na Talmhan/Fine Gael politician represented Cavan, 1943–1973
- Patrick O'Reilly (priest), Catholic priest and educationalist
- Patrick J. O'Reilly (actor), Irish actor, director and writer
- Patrick J. O'Reilly (politician), Irish politician, member of the 5th Senate
- Patrick F. O'Reilly, Irish politician, member of the 7th Senate
- Patrick Thomas O'Reilly, Roman Catholic bishop of Springfield, Massachusetts
- Paddy O'Reilly (footballer), soccer player
- Patrick W. O'Reilly, American lawyer and politician
- Patrick O'Reilly (ethnologist), French priest and ethnologist