Surname จงจรูญ (Charoon 
, จงจรูญ ) , around the world, is a very rare last name. The cognomen จงจรูญ is characteristic of Thailand, where it is a very rare surname, France, where it is an extremely rare surname, and China. Predominantly, จงจรูญ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Charoon | Democratic Republic of the Congo, China, India, Malaysia, Thailand |
| จงจรูญ | Thailand |