Meaning Alline is a girl name of Celtic origin, it means 'harmony and peace'. It is a variant of Alana and Aline. Origin of Alline Celtic , Irish Popular Middle Names Pronunciation 🔊 Listen Alline aa-LIYIYN Similar Names Aife Adelinda Allyn Palmyra Arieen Arte Iria Ailis Pounamu Harmonia Year by Year Popularity of Alline