Cognomen ศิวาภา (Sivapa 
, Siwapa 
, ศิวาภา ) , in the world, is a very rare family name. The last name ศิวาภา is habitual in Thailand, where it is a very rare surname, and South Africa, where it is an extremely rare surname. More frequently, ศิวาภา is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sivapa | India, United States, Thailand |
| Siwapa | South Africa, United States, Thailand |
| ศิวาภา | Thailand |