>
Last name Koscianski (Koscianski ) , in the world, is a rare family name. The cognomen Koscianski is habitual in Poland, where it is a rare surname, France, and Brazil, where it is a very rare surname. Not in comparison with a country's population, the name is most common in Poland, Brazil, and the United States. Likewise, Koscianski is the forename as well as the last name.
VARIANT | COUNTRY |
---|---|
Koscianski | Brazil, United States, Germany, Poland, France |