Cognomen เซรัมย์ (Serum 
, เซรัมย์ 
) , globally, is a rare family name. The last name เซรัมย์ is habitual in Papua New Guinea, where it is quite a rare surname, Israel, and Thailand, where it is a rare surname. Not in comparison with a country's population, it is commonest in the United States, Papua New Guinea, and Indonesia. Much less frequently, เซรัมย์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Serum | United States, India, Israel, Indonesia, Papua New Guinea |
| เซรัมย์ | Thailand |