Last name Thasis (Thasis 
) , all over the world, is a very rare family name. The family name Thasis is habitual in Switzerland, where it is a very rare surname, and India, where it is an extremely rare surname. Very seldom, Thasis is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Thasis | India, Brazil, United States, Switzerland |