Kailee is a form of the English Kaila.
Kailee is also a form of the English and Hebrew Kayla.
Kailee is also a form (English) of the English and Irish Kayley.
Kailee is also a form (English) of the English and Irish Kelly.
Kailee is unusual as a baby girl name. Its usage peaked modestly in 2003 with 0.029% of baby girls being named Kailee. It was #493 in rank then. The baby name has experienced a marked drop in frequency since then, and is currently of only sporadic use. Among the family of girl names directly related to Kailee, Kayla was the most commonly used in 2018. Kailee has in the last century been primarily given to baby girls.
Baby names that sound like Kailee include Kahale, Kahili, Kaholo, Kajali, Kakali, Kalala, Kale'a, Kalea, Kaleela, Kalei, Kalet, Kalia, Kalila, Kaliyah, Kallolee, Kalola, Kaluwa, Kausalya, Ke'ala, and Keala.