pöyristä
Pöyristä is a Finnish surname. It is derived from the Finnish word "pöyrä," which can refer to a wheel, a rotation, or a whirl. The suffix "-stä" is a common Finnish possessive or locative ending, suggesting a connection to something related to a wheel or a whirling motion. The surname is relatively uncommon in Finland. Like many Finnish surnames, it likely originated from a description of a person's occupation, a characteristic, or the place where they lived. Further genealogical research would be needed to trace specific family origins and historical usage of the name Pöyristä. The name is not widely recognized internationally, and its presence is primarily concentrated within Finland.