Surname จงสุวัฒน์ (จงสุวัฒน์ 
, Chongsuwat 
) , all around the world, is a rare last name. The last name จงสุวัฒน์ is characteristic of Thailand, where it is a rare surname, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| จงสุวัฒน์ | Thailand |
| Chongsuwat | United States, Thailand |