isorsuomu
Isorsuomu is a Finnish surname. The name likely derives from the Finnish words "iso," meaning large or great, and "suomu," meaning scale, flake, or fin. Therefore, a literal translation could be "large scale" or "great fin." Surnames in Finland often originate from descriptive terms related to nature, occupations, or personal characteristics.
The surname is not among the most common in Finland but is present within the country's population.