Meaning A girl's name of Gaelic origin, it means "Gaelic Form of Eileen or Evelyn." Origin of Eihhlin Gaelic , Irish Popular Middle Names Pronunciation 🔊 Listen Eihhlin Similar Names Evelynn Evie Mae Eideann Afkica Barabell Deardriu Ghleanna Marsali Mildread Rhoswen Year by Year Popularity of Eihhlin