Surname ทุ่งหลวง (ทุ่งหลวง, Toonglua, Thungluang 
) , around the world, is a rare cognomen. The last name ทุ่งหลวง is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Thungluang, Thungloung | Thailand |