Throughout the world, ไพรเจริญ (ไพรเจริญ 
, Praijaroen , Phraicharoen ) is an extremely rare boy's first name. Much more prevalently, ไพรเจริญ is the last name as well as the forename.
| VARIANT | COUNTRY |
|---|---|
| ไพรเจริญ, Phraicharoen, Praijaroen | Thailand |