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