Last name ทศกร (ทศกร 
, Tossakorn , Decree 
) , in the world, is a rare surname. The cognomen ทศกร is habitual in Belgium, where it is a rare surname, Thailand, and the United States, where it is a very rare surname. Likewise, ทศกร is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| ทศกร, Tossakorn, Thosakorn | Thailand |
| Decree | Brazil, Nigeria, United States, South Africa, Belgium |
Otthakorn, Thatsakhorn, Thatsakon, Thatsakorn, Thodsakorn, Thossakorn, Tosakorn, Totsakorn, and Tskr