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Cognomen Rumon (Rumon
, รัมย์
, ラモン
) , in the world, is a common surname. The last name Rumon is habitual in Bangladesh, where it is quite a rare surname, Oman, and Qatar. Not in comparison with a country's population, it is the most numerous in Bangladesh, Oman, and Saudi Arabia. Also, Rumon is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rumon | Saudi Arabia, Bangladesh, India, United Arab Emirates, Oman |
| รัมย์ | Thailand |
| ラモン | Japan |
| Румон | Russia |