Meaning Variant of Kaylee, a guardian or protector. Origin of Kayleen Celtic , Irish Popular Middle Names Marie, Melody, Naomi, Nevaeh, Nicholle, Rhianna, Yaretzi, Alayah, Alyssa, Analiah Pronunciation 🔊 Listen Kayleen KAYleen Similar Names Kaylei Kaley Caylee Kaylee Warda Kinlee Minty Treva Gobnait Gabrella Year by Year Popularity of Kayleen