Meaning A boy's name of Gaelic origin, it means "Rich Protector." Origin of Eamonn Gaelic , Irish Popular Middle Names Kai Pronunciation 🔊 Listen Eamonn Eamonn Similar Names Ervyn Eudard Dmitr Nann Beagin Frannsaidh Gayner Gervin Muireach Raghallach Year by Year Popularity of Eamonn