Surname សុំម៉ាយ (សុំម៉ាយ 
) , around the globe, is an extremely rare family name. The family name សុំម៉ាយ is characteristic of South-eastern Asia, particularly Cambodia, where it is a very rare surname. More frequently, សុំម៉ាយ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| សុំម៉ាយ | Cambodia |