In the entire world, Клеш (Clech 
, Klech 
, Klesh 
) is quite a common largely masculine, but uncommonly feminine first name. The given name Клеш is characteristic of the Democratic Republic of the Congo, where it is quite a rare largely masculine, but infrequently girly name, and India, where it is a very rare gender-neutral name. Very seldom, Клеш is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| Clech | Germany, France, Democratic Republic of the Congo, Canada, United States |
| Klech | Czechia, France, Democratic Republic of the Congo, United States, Poland |
| Klesh | Democratic Republic of the Congo, Russia, Canada, United States, India |
| Клеш | Russia, Ukraine |