Meaning A variant spelling of the Gaelic name Aidan, which itself means 'little fire'. Origin of Xaiden Celtic , Irish Popular Middle Names Lee, ONeil Pronunciation 🔊 Listen Xaiden ZAY-din Similar Names Aiyden Aidan Aedan Aodh Egann Adian Aeden Keiron Bealantin Gille Year by Year Popularity of Xaiden