Family name Thiwara (Thiwara 
) , in the world, is an extremely rare last name. Much more prevalently, Thiwara is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thiwara | Thailand |
Onphokaew, Srichok, Chinofu, Wongwian, Chansombat, and Duangphrachan