Last name Thoum (Thoum 
) , in all the world, is a rare cognomen. The cognomen Thoum is characteristic of Tunisia, where it is a rare surname, Morocco, and Malaysia, where it is a very rare surname. Measured by absolute frequency, it is commonest in Morocco, Tunisia, and France. Much less frequently, Thoum is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thoum | France, United States, Malaysia, Tunisia, Morocco |