Family name ลัมย์ (Lam 
, ลัมย์ 
) , globally, is a widespread last name. The family name ลัมย์ is habitual in Macao, where it is a prevalent surname, Hong Kong, and Bermuda (explore the name in all countries). Measured by absolute frequency, it most frequently occurs in Hong Kong, Vietnam, and China. Very seldom, ลัมย์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lam | Malaysia, China, Hong Kong, Vietnam, United States |
| ลัมย์ | Thailand |