>
Cognomen Phitthayarat (พิทยารัตน์ , Phitthayarat
) , around the globe, is a very rare family name. The surname Phitthayarat is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname. Predominantly, Phitthayarat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Phitthayarat, พิทยารัตน์ | Thailand |
Saewu, Saisopha, Chumthong, Sonthirak, Tipkongrat, Salangsing, Thipkongrat, Chanthamalai, and Prongsanthiah