Surname Pattharasaya (Pattharasaya 
) , throughout the world, is an extremely rare cognomen. Much more prevalently, Pattharasaya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Pattharasaya | Thailand |
Wear, Khenphet, Klamkam, Dhassanasawang, Wannapakdee, Wongrasee, and Ruangchaimoung