Surname ຕຢາງ (ຕຢາງ 
) , worldwide, is a rare last name. The cognomen ຕຢາງ is characteristic of South-eastern Asia, particularly Laos, where it is quite a rare surname. Also, ຕຢາງ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ຕຢາງ | Laos |