Chart 1     [† means all children believed found, ‡ means death is computed at 112 years]

Ricklefs, Elise Friederike (b:1851)(d:1923)
. . . . .Janssen, Frederick (b:1877-1878)(d:)[with: Janssen, John Seims]
. . . . .Janssen, William B H (b:1879)(d:1939)[with: Janssen, John Seims]
. . . . .Janssen, Carl John (b:1882)(d:1968)[with: Janssen, John Seims]
. . . . . . . . . .Janssen, Edna Marie (b:1915)(d:1999)[with: Heldt, Louise W (Lucy)]†
. . . . . . . . . . . . . . .<<No Children>>[with: Gilbert, Glen Dewey]
. . . . . . . . . .Janssen, Carl Ferdinand (b:1916)(d:1965)[with: Heldt, Louise W (Lucy)]
. . . . . . . . . . . . . . .Janssen, Louise Rachel (b:1946)(d:1946)[with: Sweitzer, Jessie Irene]†
. . . . . . . . . . . . . . .Janssen, David Carl (b:1949)(alive: 2024)[with: Sweitzer, Jessie Irene]
. . . . . . . . . . . . . . . . . . . .Janssen, Johan Sigfrid (b:1980)(alive: 2025)[with: Moberg, Lynette Marie]
. . . . . . . . . . . . . . . . . . . . . . . . .Janssen, Malcolm Bowie (b:2016)(alive: 2016)[with: Pekarske, Nora Jean]†
. . . . . . . . . . . . . . . . . . . . . . . . .Janssen, Felix Mercury (b:2021)(alive: 2021)[with: Pekarske, Nora Jean]
. . . . . . . . . . . . . . . . . . . .Janssen, Carl David (b:1983)(alive: 2025)[with: Moberg, Lynette Marie]
. . . . . . . . . .Janssen, Edward Walter (b:1919)(d:1979)[with: Heldt, Louise W (Lucy)]†
. . . . . . . . . . . . . . .<<No Children>>[with: Shoemaker, Lucille May]
. . . . .Janssen, Emil (b:1882)(d:)[with: Janssen, John Seims]
. . . . .Janssen, Mary Eva (b:1888)(d:1948)[with: Janssen, John Seims]
. . . . . . . . . .Sweitzer, Edna Marie (b:1911)(d:)[with: Sweitzer, Claude John]
. . . . . . . . . .Sweitzer, Lanora Mae (b:1914)(d:1984)[with: Sweitzer, Claude John]
. . . . .Janssen, Edwin Walter (b:1892)(d:)[with: Janssen, John Seims]