Cognomen رومن (Ruman 
, Rumen 
, رومن 
) , globally, is a common last name. The last name رومن is characteristic of Slovakia, where it is quite a common surname, North Macedonia, where it is quite a rare surname, and Bangladesh. Measured by absolute frequency, it is commonest in Bangladesh, Slovakia, and India. Also, رومن is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ruman | Saudi Arabia, Poland, Slovakia, India, Bangladesh |
| Rumen | Bulgaria, Saudi Arabia, Poland, India, Bangladesh |
| رومن | Sudan, Palestinian Territory, Iraq, Saudi Arabia |