Last name Кейли (Kaley 
, Kaylie 
, Cayley 
) , globally, is quite a rare surname. The family name Кейли is habitual in Isle of Man, where it is quite a rare surname, Bahrain, and United Arab Emirates, where it is a rare surname. In absolute terms, this name is the most popular in the United States, the Democratic Republic of the Congo, and India. More prevalently, Кейли is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kaley | Democratic Republic of the Congo, United Kingdom, Australia, India, United States |
| Kaylie | United Kingdom, Canada, Australia, India, United States |
| Cayley | United Kingdom, Canada, Australia, South Africa, United States |