 Fritz Campbell | Partner or husband | | | | |
| John Oldenburg | Father | Mecklinberg, Germany | | | |
 Mary Burns | Grandmother | Mecklenberg, Germany | | Mecklenberg, Germany | |
| Christian Oldenburg | Grandfather | Mecklenberg, Schwerin, Germany | 1799 | Mecklenberg, Germany | 1872 |
| Christopher Oldenburg | Uncle | Mecklinberg, Germany | | Mecklinberg, Germany | |
| Frederick Oldenberg | Uncle | Mecklenberg, Germany | 27 NOV 1831 | Galena, Illinois | |
| Christian Oldenburg | Uncle | Mecklinberg, Germany | 23 APR 1834 | Illinois | 14 SEP 1895 |
| Henry Oldenburg | Uncle | Mecklinberg, Germany | 11 FEB 1840 | Mecklinberg, Germany | 08 JUL 1881 |
| Magdelena List | Aunt-in-law | Alsace Lorraine, Germany | | | 14 JUN 1914 |
| Rosa McCarty | Aunt-in-law | Donegal County, Ireland | 28 FEB 1833 | Rawlins Township, West Galena, Illinois | 05 JUN 1899 |
| Sarah Oldenberg | First cousin (f) | Illinois | 1863 | | |
| Annie Oldenburg | First cousin (f) | | 1864 | | |
| Henry Oldenburg | First cousin (m) | Illinois | 1865 | | |
| John Oldenberg | First cousin (m) | | 1868 | | |
| Rosana Oldenberg | First cousin (f) | West Galena, Illinois | OCT 1868 | West Galena, Illinois | 19 AUG 1935 |
| Frederick J. Oldenburg | First cousin (m) | Illinois | 1870 | | |
| Henry Oldenburg | First cousin (m) | | 30 AUG 1871 | | 1942 |
| Nathan Joseph Oldenberg | First cousin (f) | Illinois | 1872 | | |
| Frank Oldenburg | First cousin (m) | | 23 MAR 1873 | | 23 MAY 1933 |
| Christopher Oldenburg | First cousin (m) | Galena, Illinois | 23 JUN 1874 | | OCT 1954 |
| Mamie Oldenburg | First cousin (f) | | 16 DEC 1875 | | 1946 |
| Lena Oldenburg | First cousin (f) | | 06 JUN 1877 | | 1960 |
| John Oldenburg | First cousin (m) | Galena, Illinois | 1878 | | 1878 |
| Albert Oldenburg | First cousin (m) | | DEC 1883 | | 08 NOV 1939 |
| Baby Oldenburg | 1st cousin once removed (m) | | | | |
| Bernice Oldenburg | 1st cousin once removed (f) | | | | |
| David Oldenburg | 1st cousin once removed (m) | | | | |
| Ellen Englen | 1st cousin once removed (f) | | | Illinois | |
| Francis Hess | 1st cousin once removed (m) | | | | |
| Irene Oldenburg | 1st cousin once removed (f) | | | | |
| James Hess | 1st cousin once removed (m) | | | | |
| John Hess | 1st cousin once removed (m) | | | | |
| Joshine Hess | 1st cousin once removed (f) | | | | |
| Lawrence Hess | 1st cousin once removed (m) | | | | |
| Mary Hess | 1st cousin once removed (f) | | | | |
| Merlin Oldenburg | 1st cousin once removed (m) | | | | |
| Michael Hess | 1st cousin once removed (m) | | | | |
| Norris Oldenburg | 1st cousin once removed (m) | | | | |
| Patricia Hess | 1st cousin once removed (f) | | | | |
| Paul Hess | 1st cousin once removed (m) | | | | |
| Rose Hess | 1st cousin once removed (f) | | | | |
| Sandra Hess | 1st cousin once removed (f) | | | | |
| Steve Hess | 1st cousin once removed (m) | | | | |
| John F. Englen | 1st cousin once removed (m) | Illinois | 1892 | | |
| Leo Englen | 1st cousin once removed (m) | Illinois | 1894 | | |
| Mary J. Englen | 1st cousin once removed (f) | Galena, Illinois | 23 APR 1896 | | |
| Rosa Englen | 1st cousin once removed (f) | Illinois | 1898 | | |
| Harry Oldenburg | 1st cousin once removed (m) | Galena, Illinois | OCT 1901 | | |
| Elmer Oldenburg | 1st cousin once removed (m) | | 1907 | | 1946 |
| Albert Raymond Oldenburg | 1st cousin once removed (m) | | 16 NOV 1909 | | 24 OCT 1924 |
| LeRoy Oldenburg | 1st cousin once removed (m) | Galena, Illinois | 29 JUN 1910 | | 31 AUG 1985 |
| Viola Oldenburg | 1st cousin once removed (f) | | 1911 | | |
| Robert Oldenburg | 1st cousin once removed (m) | | 26 JUL 1911 | | 03 JUL 1990 |
| Gladys Oldenburg | 1st cousin once removed (f) | | 29 DEC 1912 | | |
| Francis Oldenburg | 1st cousin once removed (m) | | 01 SEP 1914 | | |
| Loretta Oldenburg | 1st cousin once removed (f) | Galena, Illinois | 14 SEP 1914 | Greenwood Cemetary, Galena, Illinois | 03 MAY 1996 |
| Antoinette Oldenburg | 1st cousin once removed (f) | | 22 AUG 1916 | | |
| Florence Oldenburg | 1st cousin once removed (f) | | 18 DEC 1916 | | |
| Baby Oldenburg | 1st cousin once removed (f) | | 30 JUL 1918 | | 30 JUL 1918 |
| Rosetta Oldenburg | | | | | |
| Ambrose Oldenburg | | | | | |
| Ethel Oldenburg | | | | | |
| Leo Oldenburg | | | | | |
| Mary Oldenburg | | | | | |
| Christopher Oldenburg | | | | | |
| Imelda Oldenburg | | | | | |
| Doris Oldenburg | | | | | |
| Alan Greenfield | 1st cousin twice removed (m) | | | | |
| Ann Oldenburg | 1st cousin twice removed (f) | | | | |
| Christopher Oldenburg | 1st cousin twice removed (m) | | | | |
| Daniel Wienen | 1st cousin twice removed (m) | | | | |
| Darlene Green | 1st cousin twice removed (f) | | | | |
| David Oldenburg | 1st cousin twice removed (m) | | | | |
| Donald Green | 1st cousin twice removed (m) | | | | |
| Donna Oldenburg | 1st cousin twice removed (f) | | | | |
| Jackie Oldenburg | 1st cousin twice removed (f) | | | | |
| Janet Olech | 1st cousin twice removed (f) | | | | |
| John Oldenburg | 1st cousin twice removed (m) | | | | |
| Karen Olech | 1st cousin twice removed (f) | | | | |
| Kathy Hillary | 1st cousin twice removed (f) | | | | |
| Kris Ann Oldenburg | 1st cousin twice removed (f) | | | | |
| Libby Virtue | 1st cousin twice removed (f) | | | | |
| Maine Hillary | 1st cousin twice removed (f) | | | | |
| Mark Oldenburg | 1st cousin twice removed (m) | | | | |
| Mary Ko Virtue | 1st cousin twice removed (f) | | | | |
| Mary Oldenburg | 1st cousin twice removed (f) | | | | |
| Maureen Hillary | 1st cousin twice removed (f) | | | | |
| Mike Virtue | 1st cousin twice removed (m) | | | | |
| Nancy Oldenburg | 1st cousin twice removed (f) | | | | |
| Nikki Greenfield | 1st cousin twice removed (f) | | | | |
| Paula Virtue | 1st cousin twice removed (f) | | | | |
| Richard Oldenburg | 1st cousin twice removed (m) | | | | |
| Roseann Oldenburg | 1st cousin twice removed (f) | | | | |
| Shirley Oldenburg | 1st cousin twice removed (f) | | | | |
| Ted Hillary | 1st cousin twice removed (m) | | | | |
| Thomas Wienen | 1st cousin twice removed (m) | | | | |
| Tony Virtue | 1st cousin twice removed (m) | | | | |
| William Oldenburg | 1st cousin twice removed (m) | | | | |
| John J. Lee | | | | | |
| James Patrick Lee | 1st cousin twice removed (m) | Marion, South Dakota | 06 JUN 1923 | Ridgecrest, California | 1989 |
| Rosemary Lee | | | | | |
| Edward Robert Lee | | | | | |
| Jane Oldenburg | | | | | |
| Richard Francis Lee | | | | | |
| Betty Oldenburg | | | | | |
| James Oldenburg | | | | | |
| James E. Burke | | | | | |
| Vrginia Ann Fenske | | | | | |
| Daniel J. Burke | | | | | |
| James Wienen | 1st cousin twice removed (m) | | 14 FEB 1947 | | 15 JUL 1991 |
| Linda Oldenburg | | | | | |
| Stanley Ensch | | | | | |
| Harold Ensch | | | | | |
| Dawn Shasker | 1st cousin 3 times removed (f) | | | | |
| Diane Shasker | 1st cousin 3 times removed (f) | | | | |
| Janice Lee | 1st cousin 3 times removed (f) | | | | |
| Joanne Lee | 1st cousin 3 times removed (f) | | | | |
| Kurt Shasker | 1st cousin 3 times removed (m) | | | | |
| James Roscoe Lee | | | | | |
| John Michael Lee | 1st cousin 3 times removed (m) | Dubuque, Iowa | 30 APR 1953 | Washta, Iowa | 29 NOV 1989 |
| Jeanine Roanne Lee | | | | | |
| Karen P. Lee | 1st cousin 3 times removed (f) | | 14 JUN 1956 | | 09 SEP 1958 |
| Michael P. Lee | 1st cousin 3 times removed (m) | | 20 SEP 1957 | | 02 JUN 1958 |
| Carol Nadine Lee | | | | | |
| Daniel Stewart Lee | | | | | |
| Steven Joseph Lee | | | | | |
| Suzanna Ensch | | | | | |
| Diana Ensch | | | | | |
| Arianna Tassero | 1st cousin 4 times removed (f) | | | | |
| David Tassero | 1st cousin 4 times removed (m) | | | | |
| Jaimie Borschuk | 1st cousin 4 times removed (f) | | | | |
| Jason Mata | 1st cousin 4 times removed (m) | | | | |
| Jeffrey Borschuk | 1st cousin 4 times removed (m) | | | | |
| Katie Estes | 1st cousin 4 times removed (f) | | | | |
| Laurie Beth Holcomb | 1st cousin 4 times removed (f) | | | | |
| Noah Holcomb | 1st cousin 4 times removed (m) | | | | |
| Perry Holcomb | 1st cousin 4 times removed (m) | | | | |
| Sean Estes | 1st cousin 4 times removed (m) | | | | |
| Timothy Michael Holcomb | 1st cousin 4 times removed (m) | | | | |
| James Larson | | | | | |
| Jessica Larson | | | | | |
| Conor Lee | | | | | |
| Kirsten Lee | | | | | |