Surname พัทธหทัย (พัทธหทัย 
) , around the world, is an extremely rare last name. The cognomen พัทธหทัย is habitual in South-eastern Asia, particularly Thailand, where it is an extremely rare surname. More prevalently, พัทธหทัย is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| พัทธหทัย | Thailand |