Klementyev, Klementʹev (), female Klementyeva, is a Russian surname, derived from the given name Klementy and meaning literally Klementy's. Its Latvian form is Klementjevs.

Andrey Valerevich Klementyev (born 1974) Anton Klementyev (born 1990) Vladimir Klementyev (born 1956)