Surname Wetr (เปียก 
, Wetr 
) , across the world, is a rare last name. The family name Wetr is habitual in Nigeria, where it is a very rare surname, and Thailand, where it is an extremely rare surname. More frequently, Wetr is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| เปียก | Thailand |
| Wetr | United States, Nigeria, Spain |