Family name Ренкуль (Ренкуль 
) , across the world, is an extremely rare cognomen. The cognomen Ренкуль is characteristic of Eastern Europe, particularly Belarus, where it is a very rare surname. Also, Ренкуль is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ренкуль | Belarus, Kazakhstan |