Wilhelm Janssen

Wilhelm Janssen or Wilhelm Janßen is the name of the following people:

• Wilhelm Janßen (1933–2017), German architect, university professor and building historian
• Wilhelm Janssen (historian) (* 1933), German historian
• Wilhelm Leopold Janssen (politician, 1830) (1830–1900), German administrative officer, District Administrator in the Heinsberg district
• Wilhelm Leopold Janssen (diplomat) (1859–1915), German cloth manufacturer and diplomat
• Wilhelm Leopold Janssen (politician, 1891) (1891–1945), German administrative officer, Landrat Landkreis Aachen

See also:

• Willem Janssen
• Willy Janssen (* 1960), Dutch soccer player

This is a disambiguation page for differentiating between several terms identified with the same word.