Immonen

Immonen is a Finnish surname. It belongs to a common group of Finnish family names formed with the suffix -nen, which often signals a connection to a person, a family, or a place. The root is typically a personal name; in this case, Immo is a Finnish given name, likely derived from a longer form such as Immanuel or used as a diminutive in earlier generations. Through time, Immonen developed into a hereditary surname that families passed down.

The name is most prevalent in Finland and is found among Finnish-speaking communities. With migration, bearers also appear in Sweden and North America, where Finnish communities preserve the surname. In contemporary usage, Immonen does not encode occupation or place of origin, though regional clustering can reflect historical settlement patterns within Finland.

Notable bearers have appeared in fields such as sports, culture, and academia, illustrating the name's presence across Finnish society. Immonen is thus an example of the common Finnish -nen surname pattern derived from a personal name.