The Irish surname Coghlan is of patronymic origin. The name is derived from the personal name Cochlan, meaning " a short hooded cloak ". The last name thus meaning " son of , or descendant of the hooded one ". The name originated in 2 distinct families, one in County Offaly and the other in county Cork. The Coghlan crest bearing three red lions signifies military strength and personal courage. Today there are more than 1,800 bearers of the surname Coghlan living in The United States.