Patrick O'Donnell

Patrick O'Donnell may refer to:


 * Pat O'Donnell (Australian footballer) (1876–1915)
 * Pat O'Donnell (born 1991), American football punter
 * Patrick O'Donnell (Invincible) (1835–1883), member of the Irish National Invincibles
 * Patrick O'Donnell (cardinal) (1856–1927), Roman Catholic Cardinal Archbishop of Armagh, Primate of All Ireland
 * Patrick Mary O'Donnell (1897–1980), Irish-born Roman Catholic priest in Australia
 * Patrick O'Donnell (Canadian general) (1940–2015)
 * Patrick O'Donnell (California politician) (born 1966), member of the California State Assembly
 * Patrick O'Donnell (Irish politician) (died 1970), Irish Fine Gael politician from Donegal
 * Patrick J. O'Donnell (died 2016), professor of psychology at the University of Glasgow
 * Patrick K. O'Donnell, American author, historian
 * Patrick Denis O'Donnell, Irish military historian