Cognomen Bláža (Bláža 
) , all over the world, is a very rare surname. The cognomen Bláža is habitual in Eastern Europe, particularly Czechia, where it is a rare surname. Also, Bláža is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bláža | Czechia |
| františek bláža (b. 1923) |
|