Cognomen Bin Ja ' Afar (Bin Ja ' Afar 
) , all around the world, is a very rare family name. The last name Bin Ja ' Afar is habitual in South-eastern Asia, particularly Singapore, where it is a rare surname, and Malaysia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Bin Ja ' Afar | Singapore, Malaysia |