1860 - 1931 (71 år)
 | Elmer Ferkingstad 1889-1910 |
| Elmer Ferkingstad | |
| F: | 30 Jun 1889 |
| Cresco, Howard county, Iowa USA | |
| D: | 5 Sep 1910 |
| Cresco, Howard county, Iowa USA | |
 | Gordon Melvin Benson 1923-2010 |
| Gordon Melvin Benson | |
| F: | 9 Maj 1923 |
| Cresco, Howard county, Iowa USA | |
| D: | 13 Dec 2010 |
| Golden Valley, Hennepin County, Minnesota, USA | |
 | Gertrude Ferkingstad 1893-1973 |
| Gertrude Ferkingstad | |
| F: | 25 Jul 1893 |
| Ridgeway, Winneshiek County, Iowa, USA | |
| D: | 31 Jan 1973 |
| La Crosse, La Crosse County, Wisconsin, USA | |
 | Edwin John Ferkingstad 1932-2020 |
| Edwin John Ferkingstad | |
| F: | 28 Maj 1932 |
| Cresco, Howard county, Iowa USA | |
| D: | 4 Jan 2020 |
| Caledonia, Houston County, Minnesota, USA | |
| Okänd |
 | John Harold Ferkingstad 1900-1971 |
| John Harold Ferkingstad | |
| F: | 18 Sep 1900 |
| Cresco, Howard county, Iowa USA | |
| D: | Jun 1971 |
| Cresco, Howard county, Iowa USA | |
| Hilda Albertina Heide 1901-1985 |
| Hilda Albertina Heide | |
| F: | 9 Sep 1901 |
| Davis, Howard County, Iowa, USA | |
| D: | 20 Mar 1985 |
 | Barbara Jean Ferkingstad 1944-2000 |
| Barbara Jean Ferkingstad | |
| F: | 14 Nov 1944 |
| San Fernando, Los Angeles County, California, USA | |
| D: | 21 Jul 2000 |
| Pleasanton, Alameda County, California, USA | |
 | Elmer Harold Ferkingstad 1914-1982 |
| Elmer Harold Ferkingstad | |
| F: | 15 Jan 1914 |
| Buffalo, Harding County, South Dakota | |
| D: | 27 Jun 1982 |
| Cresco, Howard county, Iowa USA | |
 | Imogene Clark 1919-2009 |
| Imogene Clark | |
| F: | 10 Aug 1919 |
| Portia, Lawrence County, Arkansas, USA | |
| D: | 29 Maj 2009 |
| Grants Pass, Josephine County, Oregon, USA | |
 | Olive Cledora Ferkingstad 1912-2005 |
| Olive Cledora Ferkingstad | |
| F: | 7 Sep 1912 |
| Harding County, South Dakota, USA | |
| D: | 16 Apr 2005 |
| Auburn, Placer County, California, USA | |
| Frank Bickford Merrill 1911-1996 |
| Frank Bickford Merrill | |
| F: | 9 Feb 1911 |
| Seattle, King County, Washington, USA | |
| D: | 22 Apr 1996 |
| Fortuna, Humboldt County, California, USA | |
| Robert William Ferkingstad 1923-1966 |
| Robert William Ferkingstad | |
| F: | 27 Nov 1923 |
| San Fernando, Los Angeles County, California, USA | |
| D: | 24 Feb 1966 |
| San Bernardino, San Bernardino County, California, USA | |
 | Julius Ferkingstad 1886-1973 |
| Julius Ferkingstad | |
| F: | 21 Jul 1886 |
| Cresco, Howard county, Iowa USA | |
| D: | 15 Nov 1973 |
| Fortuna, Humboldt County, California, USA | |
 | Anna Mary Olson 1887-1944 |
| Anna Mary Olson | |
| F: | 7 Jul 1887 |
| Ashland, Ashland County, Wisconsin, USA | |
| D: | 3 Feb 1944 |
| Los Angeles County, California, USA | |
 | Laurence Ferkingstad 1887-1968 |
| Laurence Ferkingstad | |
| F: | 14 Dec 1887 |
| Cresco, Howard county, Iowa USA | |
| D: | 29 Jun 1968 |
| Cresco, Howard county, Iowa USA | |
 | Emma Henrietta Ellingson 1889-1984 |
| Emma Henrietta Ellingson | |
| F: | 30 Nov 1889 |
| Orleans, Winneshiek County, Iowa, USA | |
| D: | Apr 1984 |
| Cresco, Howard county, Iowa USA | |
|
| Hanna Marie Larsdatter 1860-1931 |
| Hanna Marie Larsdatter | |
| F: | 11 Jan 1860 |
| Skudenes, Øvre Risdal, Rogaland | |
| D: | 8 Aug 1931 |
| Cresco, Howard county, Iowa USA | |
 | Ole Johan Jonasen Ferkingstad* 1861-1943 |
| Ole Johan Jonasen Ferkingstad* | |
| F: | 18 Mar 1861 |
| Skudenes, Ferkingstad, Rogaland | |
| D: | 16 Feb 1943 |
| Cresco, Howard county, Iowa USA | |
