Surname Seng Wah (Seng Wah 
) , all over the world, is a very rare last name. The cognomen Seng Wah is habitual in South-eastern Asia, particularly Malaysia, where it is a very rare surname. More prevalently, Seng Wah is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Seng Wah | Thailand, Malaysia, Singapore |