Kopczynski

== English == === Etymology === From Polish Kopczyński. === Proper noun === Kopczynski (plural Kopczynskis) A surname from Polish. ==== Statistics ==== According to the 2010 United States Census, Kopczynski is the 31033rd most common surname in the United States, belonging to 748 individuals. Kopczynski is most common among White (96.26%) individuals. === Further reading === Hanks, Patrick, editor (2003), “Kopczynski”, in Dictionary of American Family Names, volume 2, New York: Oxford University Press, →ISBN, page 336.