Family name วาสนาไทย (วาสนาไทย 
) , throughout the world, is an extremely rare surname. The last name วาสนาไทย is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, วาสนาไทย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| วาสนาไทย | Thailand |