Bill Cox was born 27 July 1931 in Mullen, Nebraska, United States to Joshua Leach Cox (1893-1952) and Margaret Mary D'Arcy (1895-1978) and died 1 June 2015 Boise, Idaho, United States of unspecified causes. He married Lenora Maxine Naten (1932-1998) .
Obituary disagrees with Kelly there.
Siblings
| Name | Birth | Death | Joined with |
| Gerald Leach Cox (1920-1945) | |||
| Francis Mary Cox (c1921-) | |||
| Robert Darcy Cox (c1923-) | |||
| Marjorie Louise Cox (c1928-) | |||
| William Brian Cox (1931-) | 27 July 1931 Mullen, Nebraska, United States | 1 June 2015 Boise, Idaho, United States | Lenora Maxine Naten (1932-1998) |
| Bruce Edward Cox (c1935-) | |||
Names below are in the original order given by Kelly; dates are added.
- Brother: Gerald Leach Cox (1920-1945) - "1920" matches censuses and the government-sponsored obituary (which had biographical detail supplied by Gerald's posthumous daughter). Kelly said "1922".
- Brother: Robert Darcy Cox (c1923-)
- Brother: Bruce Edward Cox (c1935-)
- Sister: Marjory Louise Cox (c1928-)
- Sister: Mary Frances Cox - 1930 and 1940 censuses said "Francis M", female, aged 8 then 18.
Children here listed as Kelly listed them, with the obituary's names following:
- Daughter: Katora Ann Cox - Kate (Dwight) Morejohn
- Son: Kevin Alan Cox - Kevin (Jayne) Cox
- Daughter: Kathleen Arden Cox - Kathleen Mathiasen
- Daughter: Kerry Alayne Cox = Kerry (David) Duerr
- Son: Kelly Andrew Cox - Kelly Cox
- Son: Kirby Adam Cox - Kirby Cox
Footnotes (including sources)
| ‡ General |
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| Ω Birth |
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| ¶ Death |
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