Family name Nitiwoot (Nitiwoot 
) , all over the world, is an extremely rare last name. Predominantly, Nitiwoot is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Nitiwoot | Thailand |
Saveewonlop, Seveewonlop, Seetawan, Chayhane, and Keawlangka