Surname Pinkarn (Pinkarn 
) , worldwide, is a very rare last name. The surname Pinkarn is characteristic of Thailand, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Pinkarn is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pinkarn | United States, Thailand |