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Family name Sutthirat (สุทธิรัตน์ , Sutthirat
, ศุทธิรัตน์
) , around the world, is quite a rare surname. The surname Sutthirat is habitual in Thailand, where it is quite a rare surname, Malaysia, where it is an extremely rare surname, and the United Kingdom. Also, Sutthirat is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| สุทธิรัตน์, สุทธิรัศมิ์, ศุทธิรัตน์ | Thailand |
| Sutthirat | Malaysia, United States, United Kingdom, Thailand |