The O'Keeffes lived in Fermoy, Orrery & Kilmore, and Clangibbon. After the Anglo-Norman invasion their Fermoy lands went into the hands of the Flemings and the Roches.

Berry, Henry F., M.A. "The Manor of Mallow in the Thirteenth Century." Journal of the Royal Society of Antiquaries of Ireland. Vol. IV - Fifth Series. Vol. XXIV - Consecutive Series. 1894. Online.

This section will list interesting genealogical record references as they are discovered.