Cognomen Гоыхман (Goykhman 
, Гоыхман 
, Goyhman 
) , throughout the world, is a rare last name. The last name Гоыхман is habitual in Estonia, where it is a rare surname, Israel, where it is a very rare surname, and the United States. Not in comparison with a country's population, the name is most common in the United States, Russia, and Germany.