Family name Loubnan (Loubnan 
) , around the world, is a rare last name. The last name Loubnan is characteristic of Lebanon, where it is quite a rare surname, Morocco, where it is a rare surname, and Spain, where it is an extremely rare surname. Not in comparison with a country's population, the name is most common in Lebanon, Morocco, and the United States. Much less frequently, Loubnan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Loubnan | Morocco, France, Spain, United States, Lebanon |