Meaning A girl's name of Gaelic origin, it means "Poetic Name for Ireland." Origin of Erynn Gaelic , Irish +-100%Zoom level changed to 1 Popular Middle Names Major Pronunciation 🔊 Listen Erynn Similar Names Erina Erienne Erinna Erinne Erinn Errin Aerin Erlina Finvarra Terin Year by Year Popularity of Erynn