Surname Kongphouthakhou (Kongphouthakhou 
) , in all the world, is an extremely rare last name. The family name Kongphouthakhou is habitual in Northern America, particularly the United States, where it is an extremely rare surname. Very seldom, Kongphouthakhou is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kongphouthakhou | United States |