Kaylei \ka(y)-lei\ as a girl's name is a variant of Kaylee (Gaelic), and the meaning of Kaylei is "slender".

The baby name Kaylei sounds like Kalei, Kahlei, Kayley, Kayle, Kayli and Kaylea. Other similar baby names are Kaylen, Gayle, Bayley, Baylee, Bailei, Kayde, Caylen, Kalli, Kalley, Kallee, Kalle, Kaley, Kahley, Kahle, Karli, Karlee, Kaysi, Kaysey, Kaysee, Kayse, Kayci, Kaycey, Kaycee, Kayce, Kaye, Kayleigh, Kayla, Kailey, Cayley, Caylee, Dayle, Gaylen, Hayley, Haylee, Haylea, Jaylee, Kalea, Kali, Kayllie, Kahli, Karley, Kaylin, Kaydi, Kaydee, Kaylyn, Kaylla, Kaylie, Kaylha, Kaylah, Kaylley, Kaylene, Kayleen, Kalee, Kaili, Kailee, Kaeli, Kaeley, Kaelee, Kaylan, Kalen, Keyley, Kyle, Kyli, Kyley, Kylen, Kylee and Kylea.