teräsi
Teräsi is a Finnish surname. It is derived from the Finnish word "teräs," meaning steel. The surname likely originated as a descriptive name, perhaps referring to someone who worked with steel, was strong like steel, or lived in a place associated with steel production. Like many surnames, its specific origins and early bearers are not widely documented in public records. The name is relatively uncommon, suggesting a limited number of families bearing it. Variations or diminutives of the name are not widely known. Further genealogical research would be required to trace the specific lineage and historical context of the Teräsi surname. It is a surname found primarily within Finland.