Cognomen Убей-Конь (Убей-Конь 
) , in the world, is an extremely rare family name. The family name Убей-Конь is habitual in Kazakhstan, where it is a very rare surname, and Russia, where it is an extremely rare surname. Likewise, Убей-Конь is the forename as well as the last name. Parts of the name also exists independently as a last name Убей, and a last name Конь.