Cognomen แว้ว (Waeo 
, แว้ว, Waewa 
) , worldwide, is a rare surname. The last name แว้ว is habitual in South-eastern Asia, particularly Myanmar, where it is a very rare surname, Indonesia, and Thailand, where it is an extremely rare surname. Also, แว้ว is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Waeo | Indonesia, Myanmar, Thailand, United States |
| Waewa | Brazil |