Variations found include Keily, Keiley, Keilly, Kiley, Kily, Kiely, Kieley, Keeley, Keely, Queally, Quealy, Quelly, O'Keily, O'Keilly, O'Kiely and many more. First found in County Waterford , where they held a family seat from very ancient times. They are of the ancient kingdom of Ossory (Osraighe), conjecturally descended from the Kings