Ratwica
Ratwica is a Polish surname. Surnames in Poland, like in many other cultures, often have origins related to occupations, locations, personal characteristics, or patronyms. The etymology of "Ratwica" is not definitively established, but it may be related to a geographical location, possibly a place named Ratwa or a derivation thereof. Another possibility is a connection to an archaic word or personal name. Genealogical research is often necessary to determine the specific origin of a particular family's surname. The surname "Ratwica" is relatively uncommon.