Fionn mac Cumhaill
Cumhall (earlier Cumall, pronounced roughly "Coo-al" or "Cool") or Cumhall mac Trénmhoir ("son of Trénmór/Tréanmór" meaning "strong-great") is a figure in the Fenian Cycle of Irish mythology, a leader of the fianna and the father of Fionn mac Cumhaill.