Meaning Irelynn refers to its namesake country Ireland. Origin of Irelynn Celtic , Irish Popular Middle Names Grace, Jeanette, Kate, Marie, Rachel, Rae, Rene, Rose, Brook Pronunciation 🔊 Listen Irelynn eye-re-lyn Similar Names Erinn Breonia Shanay Erinna Engl Findabhair Tathita Indi Ilde Hisolda Year by Year Popularity of Irelynn