Surname รอ (รอ 
, Waeroseth , Waited 
) , around the globe, is a very rare last name. The cognomen รอ is habitual in Myanmar, where it is a very rare surname, Thailand, and Nigeria, where it is an extremely rare surname. More prevalently, รอ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Waeroseth, Waranish, รอ | Thailand |
| Waited | Myanmar, Tanzania, South Africa, Nigeria, United States |