Great Irish understatements here! Not too popular, so no one has to worry about having 5 or 6 in the same highschool or something. It's easy to pair with ANY sort of name too, whether it's traditional or off the wall. See Also: Calen, Caillan, Caelan, Kaylin, Cailin, Cailyn, Caelyn, Cailynn, Calen, Caillan, Kaelin.