What does Caoilainn mean?
Caoilainn \ca(oi)-lainn, caoil(ai)-nn\ as a girls' name is pronounced KAY-lin, KEY-lin. It is of Irish origin, and the meaning of Caoilainn is "slender and white, fair or pure". From "caol fionn". It is anglicized as Kalin or Keelin.
Caoilainn has 22 more related forms via Kalin: Kaelene, Kaelin, Kaelyn, Kaelynn, Kailan, Kaileen, Kailene, Kailin, Kailyn, Kailynne, Kalan, Kalen, Kalyn▼, Kalynn, Kaylan, Kaylanne, Kayleen, Kaylen▼, Kaylinn, Kaylyn▼, Kaylynn and Kaylynne.
Caoilainn has 1 masculine form: Caolan.
Caoilainn is an unusual given name for females. Caoilainn is an equivalently unusual last name too for all people. (2000 U.S. Census)
Shown below is an analysis of the popularity of Caoilainn and affiliated names. Calla, Cayla, Kaelyn (#574 a year ago), Kaelynn (#999), Kailyn (#511), Kalyn, Kayla (#102), Kaylan, Kayleen, Kaylen, Kaylyn and Kaylynn (#642) are the popular varying forms of Caoilainn (#unlisted) rated in the Top 1000. Adoption of these girl names was at its most widespread in 2009 (usage of 0.2828%) and is somewhat lower today (usage 0.181%, down 36%), with the versions Cayla, Kalyn, Kaylen and Kaylyn becoming less in vogue. Kaelyn (#574), Kailyn (#511), Kayla (#102) and Kaylynn (#642) are four of the more chic baby names in this compilation. (2014 Birth Statistics)