????
                                         Janssen, Johann Seims (b:1846)(d:1931)
                                        |          ????
                               Janssen, John Gerhard (b:1885)(d:1971)
                              |         |          Ricklefs, Ricklef Mathies (b:1814)(d:1882)
                              |          Ricklefs, Elise Friederike (b:1851)(d:1923)
                              |                    Johnson, Elizabeth (Lizzie) (b:1812)(d:)
                     Janssen, Lloyd L (b:1925)(d:1978)
                    |         |          ????
                    |          Janssen, Elizabeth W (b:1893)(d:1962)
                    |                    ????
           Janssen, Craig Lloyd (b:1953)(d:)
          |         |          ????
          |          Wollisen, Bernice Margart Ruth (b:1925)(d:)
          |                    ????
 Janssen, Adma Lloyd (b:1983)(d:)
          |          ????
           Harvey, Marilyn (b:1953)(d:)
                     ????