For Kowalsky there are 191 on Yasni with different names.
Among the most common last names on Yasni Kowalsky is on position 4336.
My great grandmother was Anastasia Kowasky and claimed to be of a "real" Polish woman. It justified this by saying that the name Kowalsky come from the part of Poland, who is now one of Russia and was there by the river "Kowa" derived from it. So: "The coming of the Kowa."