Family name Wangjae (Wangjae 
) , around the world, is an extremely rare surname. The last name Wangjae is characteristic of Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname. Predominantly, Wangjae is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Wangjae | Thailand, South Korea, United States |