Keenaght

Patrick Weston Joyce
1923

Keenaght barony in Londonderry. The descendants of Cian [Kean], son of Olioll Olum (see Connello), were called Cianachta [Keenaghta], i. e. the race of Cian. The O'Conors of Glengiven, who were a portion of this tribe, possessed the barony of Keenaght, and gave it its name.