Cognomen Kelech (Kelech 
, Келеш 
) , around the world, is a rare family name. The surname Kelech is characteristic of Ukraine, where it is a rare surname, Kazakhstan, and Russia. Measured by absolute frequency, this name is the most popular in Russia, Ukraine, and Nigeria. Very seldom, Kelech is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kelech | Israel, United States, Nigeria |
| Келеш | Kazakhstan, Russia, Ukraine, Kyrgyzstan |