Aidyn \a(i)-dyn, aid-yn\ as a boy's name is a variant of Aidan (Gaelic), and the meaning of Aidyn is "fire".

The baby name Aidyn sounds like Aiden, Adan, Aden, Adon, Adin, Eiden, Eidan, Aydin, Ayden, Aydan, Aidano, Aedan, Auden, Edyn and Aitan. Other similar baby names are Airyn, Airen, Aaryn, Abidan, Avidan, Amidan, Addy, Adya, Aiken, Aikin, Aimon, Alyn, Allyn, Ailin, Alden, Aldwyn, Aldin, Aldan, Aldon, Alwyn, Ailwyn, Amyn, Andon, Arden, Ardon, Ardin, Arwyn, Aswyn, Gidon and Lidon.