Meaning and name origin
Kailey \ka(i)-ley\ as a girl's name is of Irish, Gaelic and Arabic origin, and the meaning of Kailey is "slim and fair; darling, beloved; slender". Kailey is a variant of Cayla (Irish, Gaelic): from Caoilainn. Also a variant of Kalila (Arabic). Kailey is also used as a variant of Kaylee (Gaelic).
Kailey has 37 variant forms: Caela, Caila, Caileigh, Cailey, Cailie, Caleigh, Caley, Callie, Caylee, Cayleigh, Cayley, Caylia, Caylie, Kaelee, Kaeleigh, Kaeley, Kaeli, Kaelie, Kailee, Kaileigh, Kaili, Kailie, Kalee, Kaleigh, Kaley, Kalie, Kaly, Kayla, Kaylea, Kaylei, Kayleigh, Kayley, Kayli, Kaylie, Kaylleigh, Kaylley, Kayllie.
Kailey is not a popular first name for females but a somewhat popular surname or last name for all people (#71569 out of 88799, Top 81%) (2000 U.S. Census).
Displayed below is the baby name popularity of the name Kailey for girls. Kailey reached its highest rank of #228 in the U.S. in 2004. (2014 statistics).
Displayed below is a comparison of the popularity of the girl name Kailey and its variant forms. Popular variation forms ranked in the Top 1000/100 are Kaylee (#52), Kayla (#102), Callie (#186), Kayleigh (#278), Kailey (#476), Kaylie (#517), Caylee (#676), Kailee (#859), Kaleigh (#902), Kayli, Cayla, Kalie, Caleigh, Kaley and Kayley. (2014 statistics).
Kailey is also pronounced similarly to Calley, Kahlei, Kahley, Kaila, Kailah, Kalea, Kalei, Kallee, Kalley, Kally, Kealey, Keeley, Kelley, Keyley, Kilea, Kilee, Kiley and Kyley. Other suggested similar baby names are Bailey, Hailey, Kahle, Kaitey, Kalle, Karley, Kayle and Railey. These names tend to be more commonly used than Kailey.