Last name Błachowski (Błachowski 
) , all over the world, is a very rare cognomen. The last name Błachowski is habitual in Eastern Europe, particularly Poland, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Błachowski | Poland |
|
stefan błachowski Polish psychologist, PL (b. 1889) |
|
| aleksander błachowski PL (b. 1930) |
|
|
| artur błachowski Polish researcher, PL |
|