John Harrison was granted an estate of 1,484 acres in the barony of Lower Ormond, county Tipperary, in 1666 including Cloghjordan. In 1712 Elizabeth daughter of James Harrison of Cloghjordan married Henry Prittie of Kilboy.
National Library of Ireland:
Dunalley Papers: Letters, deeds and other papers of the Prittie family, Lords Dunalley, relating to estates in counties Kerry & Tipperary, 17th-20th centuries, including reference to the Ponsonby, Harrison and Sadlier families. Collection List 27.