Cognomen ลันด์ (Lan 
, ลันด์ 
) , throughout the world, is a widespread surname. The last name ลันด์ is characteristic of Malaysia, where it is a common surname, Macao, and Vietnam, where it is quite a common surname (explore the name in all countries). Not in comparison with a country's population, it is commonest in China, Malaysia, and Vietnam. Very seldom, ลันด์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Lan | Myanmar, Vietnam, Indonesia, Malaysia, China |
| ลันด์ | Thailand |