Cooley History, Family Crest & Coats of Arms

Irish names tend to vary widely in their spelling and overall form. The original Gaelic form of the name Cooley is Mac Giolla Chuille. Cuille has been suggested to be an abbreviation of Mochuille, the name of a saint. However, other origins also exist for this name.

Early Origins of the Cooley family

The surname Cooley was first found in Ulster (Irish: Ulaidh), where they held a family seat from very ancient times.