Ailwyn \a(i)-lw-yn\ as a boy's name is a variant of Alvin (Old English), and the meaning of Ailwyn is "elf or magical being, friend". The baby name Ailwyn sounds like Alwyn, Alyn, Allyn, Alleyn, Ailin, Ailean, Elwyn, Aylwin, Alwynn, Alwin, Walwyn and Welwyn. Other similar baby names are Airyn, Aidyn, Albyn, Aldwyn, Alvyn, Arlyn, Arwyn, Aswyn, Colwyn, Delwyn, Dalwyn, Kelwyn, Melwyn and Selwyn.