Janssen Family History
Janssen Name Meaning
Dutch Flemish North German East Frisian Norwegian and Danish: variant of Jansen . This form has been particularly established in the southeastern Netherlands and adjacent Belgium while it is rare in Norway and Denmark. The surname of Flemish and German origin is also found in the Walloon part of Belgium. Compare Janson 1 and Jansson
Source: Dictionary of American Family Names 2nd edition, 2022