BLACKNIAK
There are 10 known people with the surname BLACKNIAK with 9 different first names. The surname BLACKNIAK is particularly common in New Jersey and New Jersey Here you can find the geographic distribution of this nachname in all states:
| 1 | NEW JERSEY | 9 | NEW JERSEY | 9 |
| 1 | VIRGINIA | 1 | VIRGINIA | 1 |