Zielińsk
Zielińsk is a Polish surname. It is derived from a place name, likely a village or town with a name containing the root "ziel-" (meaning "green"). Surnames of this type, derived from place names, are common in Polish naming conventions. The suffix "-sk" or "-ski" indicates origin or association with that place. Therefore, "Zielińsk" suggests someone from, or associated with, a place called something like "Zielenice" or a similar variant relating to "greenness" (pole, meadow, etc.). The feminine form of the surname is Zielińska. The surname is widespread in Poland, with different spelling variations occasionally occurring.