Cognomen Obphrachanh (Obphrachanh 
) , in the world, is an extremely rare surname. The cognomen Obphrachanh is characteristic of Northern America, particularly the United States, where it is an extremely rare surname. Very seldom, Obphrachanh is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Obphrachanh | United States |