William Leroy Williamson
1902 - 1978 (75 år)
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 | Marilyn Olga Williamson ca 1933-Ja, datum okänt |
| Marilyn Olga Williamson | |
| F: | ca 3 Okt 1933 |
| Galesburg, Knox County, Illinois, USA | |
| D: | Ja, datum okänt |
| Mahlon Keene Burbank | |
| V: | 18 Jun 1955 |
| Galesburg, Knox County, Illinois, USA | |
| Charlotte Irene Williamson ca 1935-2020 |
| Charlotte Irene Williamson | |
| F: | ca 8 Feb 1935 |
| Illinois, USA | |
| D: | 21 Nov 2020 |
| Illinois | |
| Roger Leroy Williamson ca 1938-Ja, datum okänt |
| Roger Leroy Williamson | |
| F: | ca 13 Okt 1938 |
| Galesburg, Knox County, Illinois, USA | |
| D: | Ja, datum okänt |
| Melissa Blanke | |
| V: | 14 Feb 1965 |
| Kankakee, Illinois | |
| William Leroy Williamson 1902-1978 |
| William Leroy Williamson | |
| F: | 12 Dec 1902 |
| Galesburg, Knox County, Illinois, USA | |
| D: | 11 Aug 1978 |
| Rochester, Olmsted, Minnesota, United States | |
| Olga Theresia Anderson 1902-1995 |
| Olga Theresia Anderson | |
| F: | 27 Jan 1902 |
| Oneida, Henry, Illinois, USA | |
| V: | 31 Aug 1929 |
| Oneida, Henry, Illinois, USA | |
| D: | 1 Jan 1995 |
| Galesburg, Knox County, Illinois, USA | |