Surname Кауч (Couch 
, Кауч 
, Kautzsch 
) , across the world, is a common family name. The last name Кауч is characteristic of Belize, where it is quite a common surname, the United States, where it is quite a rare surname, and New Zealand. Not in comparison with a country's population, this name is the most popular in the United States, the United Kingdom, and Australia.