Surname Đăng Khoa (Đăng Khoa 
) , around the globe, is a rare last name. The family name Đăng Khoa is characteristic of South-eastern Asia, particularly Vietnam, where it is a rare surname. Likewise, Đăng Khoa is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Đăng Khoa | Vietnam, Japan |