Surname Japhason (Japhason 
) , all over the world, is a rare family name. The family name Japhason is characteristic of Sub-Saharan Africa, particularly Tanzania, where it is a rare surname, and Nigeria, where it is an extremely rare surname. Likewise, Japhason is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Japhason | Tanzania, Nigeria |