Henry O'Callaghan Prittie, 4th Baron Dunalley, was an Anglo-Irish peer.
- Occupation
- military personnel
- Position held
- Lord Lieutenant of Tipperary, Custos rotulorum, representative peer, member of the House of Lords
- Citizenship
- United Kingdom of Great Britain and Ireland, Irish Free State
- Born
- March 21, 1851
- Died
- August 5, 1927