Family name Leybov (Leybov 
, Лейбов 
) , in all the world, is a rare surname. The surname Leybov is habitual in Russia, where it is a rare surname, Ukraine, where it is a very rare surname, and Kazakhstan. Not in comparison with a country's population, it most frequently occurs in Russia, Ukraine, and the United States. Much less frequently, Leybov is the forename as well as the last name.