1) Irish boy name 
Arlyn is an Irish name for boys and girls. The meaning is `pledge, oath` The name Arlyn is most commonly given to American girls. In Scotland it is (almost) solely given to girls What do they use in other countries? Arlin Arlen Arlis The name sounds like: Arlynn, Arlyne, Arlen, Arlan,, Arlin, Arlan Similar names are: Ailyn, Allyn, Arly, Arlys, Arwy...