Cognomen Puhachou (Puhachou 
, Пухачоу 
) , worldwide, is a very rare family name. The surname Puhachou is habitual in Lithuania, where it is a rare surname, Belarus, and Russia, where it is a very rare surname. Very seldom, Puhachou is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Puhachou | China, Lithuania, Belarus |
| Пухачоу | Russia |