Its chief geographical features are Clonkeen Hill which rises to 351 feet, small streams and spring wells.
[2] A sub-division of the townland is called Lismonly (Irish derived place name, Lios Muinlighe meaning Fort of the Puddle).
James Craige is their deputy for five years, who has brought 4 artificers of divers sorts with their wives and families and 2 other servants.
Stone raised for building a mill and trees felled, a walled house with a smith's forge built, 4 horses and mares upon the grounds with competent arms.
[6] On 1 May 1611 James Craig leased, inter alia, 1 poll of Clonkenie to Eugene mac Cahell McKernan.
[7] Eugene must have sold his leasehold interest to his chief, Brian 'Bán' Mág Tighearnán, as an Inquisition of King Charles I of England held in Cavan Town on 14 March 1630, stated that Brian bane McKiernan died on September 4, 1622, and his lands comprising seven poles and three pottles in Clonkeen, Clontygrigny, Cornacrum, Derrinlester, Dring townland, Killygorman, Kiltynaskellan and Mullaghdoo, Cavan went to his nearest relatives.
[8] An Inquisition held at Ballyconnell on 2 November 1629 stated that the poll of Clonkin contained nine sub-divisions named Honemore, Tonnaghard, Ternotonefleigh, Reaghin, Couleneulthie, Knockedenclonyn, Mohor-Cargyn, Attinanowle and Conla.
After the Irish Rebellion of 1641 concluded, the rebels vacated the land and the 1652 Commonwealth Survey lists the townland as belonging to Lewis Craig.
In the Cavan Poll Book of 1761, there were two people registered to vote in Clonkeen in the Irish general election, 1761[11] - Archibald Armstrong and John Laynge.
[1] Archived 15 November 2017 at the Wayback Machine The Tithe Applotment Books for 1827 list seven tithepayers in the townland.