Family name Pětrošová (Pětrošová 
) , in the world, is a very rare last name. The surname Pětrošová is characteristic of Eastern Europe, particularly Czechia, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Pětrošová | Czechia |
| marie pětrošová CZ (b. 1919) |
|