Cognomen Кейлина (Keilina 
, Кейлина 
) , in all the world, is a rare surname. The family name Кейлина is characteristic of Russia, where it is a very rare surname, Venezuela, and Kazakhstan. In absolute terms, this name is the most popular in Russia, Venezuela, and Germany. Very seldom, Кейлина is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Keilina | Russia, Germany, Peru, United States, Venezuela |
| Кейлина | Ukraine, Russia, Kazakhstan |