Surname Илькин (Илькин 
) , throughout the world, is quite a rare cognomen. The surname Илькин is characteristic of Azerbaijan, where it is quite a rare surname, Russia, where it is a rare surname, and Belarus. Also, Илькин is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Илькин | Azerbaijan, Kazakhstan, Russia, Belarus |