Surname Кейлі (Kaley 
, Кейлі 
, Keilija) , in the world, is quite a rare cognomen. The cognomen Кейлі is habitual in Isle of Man, where it is quite a rare surname, Bahrain, and United Arab Emirates, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in the United States, the Democratic Republic of the Congo, and India. More prevalently, Кейлі is the forename as well as the last name.