Last name จันทร์โรจน์ (Chanroj 
, จันทร์โรจน์ , Moonroj ) , in the world, is a rare surname. The surname จันทร์โรจน์ is habitual in Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname. Much less frequently, จันทร์โรจน์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Chanroj | United States, Thailand |
| จันทร์โรจน์, Moonroj | Thailand |