Cognomen Ychev (Ychev 
, Ичев 
) , all over the world, is a rare last name. The family name Ychev is habitual in Bulgaria, where it is quite a rare surname, Russia, where it is a very rare surname, and Kazakhstan. Not in comparison with a country's population, it most frequently occurs in Russia, Bulgaria, and China. Much less frequently, Ychev is the forename as well as the last name.