Surname Lertsumitkul (Lertsumitkul 
) , across the world, is a very rare family name. The last name Lertsumitkul is habitual in Australia, where it is a very rare surname, Thailand, and the United States, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Lertsumitkul | Australia, Thailand, United States |