Page "Korossy" Paragraph 1

The surname appears to be based on the Hungarian word körös.

By definition, the word means round / circular.

Geographically, it is the name of a river ( Körös ) as well as the Hungarian name of the town of Križevci, Croatia.

In addition, the Hungarian towns of Kiskőrös and Nagykőrös are often commonly referred to as Kőrös – as " ő " is simply the long variant of " ö " with the difference being almost negligible.