Manninen Family History
Manninen Name Meaning
Finnish: from the personal name Manni + the surname suffix -nen. Recorded as a hereditary surname since the Middle Ages in Savonia and Karelia and since the 16th century also in northern Ostrobothnia and Kainuu. In North America the surname was sometimes altered to Manning or Mann .
Source: Dictionary of American Family Names 2nd edition, 2022