Cognomen Ben-Tahar (Ben-Tahar 
) , in the entire world, is a very rare last name. The family name Ben-Tahar is characteristic of France, where it is a very rare surname, and the United States, where it is an extremely rare surname. Parts of the name also exists independently as a first name Ben, and a first name Tahar.
| VARIANT | COUNTRY |
|---|---|
| Ben-Tahar | United States, France |