Clan O’Donovan coming to Cork c 1178 AD, Inquisition of 1639 AD setting out extent of Clan-Cahill Townlands, Colonel O’Donovan marries c 1680 died young sons are brought up by Bryan Townsend as ‘Orangemen’, line of Doctor John O’Donovan from West Cork to South Kilkenny Irish scholar, sub-septs of the family, O’Donovan, Skorta, Reenka, Feehane, Killenagh, Blackstaff (Kilcrohane), Driheen, Dearg, Ross, Bawn.

From Father Holland’s History of West Cork, 1949.