Page 1 John O'Donnell 1359 A great victory was gained at Ballyshannon by Cathal Oge O'Conor, over John. 1366 A victory was gained by Teige, son of Manus O'Conor, over John O'Donnell and his gallowglasses. 1380 John, the son of Conor, son of Hugh, son of Donnell Oge O'Donnell, Lord of Tirconnell and the adjacent territories, and Roydamna of all Ulster, and his son Melaghlin Duv, were slain at the monastery of Assaroe by Turlough, the son of Niall O'Donnell, in a nocturnal attack on his camp. AFM