| Admixture-Ethnicity | 1820 | | | | |
| Birth | 14 Feb 1820 | Frankfort, Ross, Ohio | | | |
| Census-shared | 1830 | (Heinrich L. "Henry" Warnstaff Sr) Concord Township, Ross, Ohio | | | |
| Marriage | 24 Nov 1844 | Louisa, Iowa - Amanda Green | | | |
| Census | 7 Sep 1850 | Schedule 4 - Productions of Agriculture, Concord Township, Louisa, Iowa | | | |
| Census-shared | 7 Sep 1850 | (William M. "Billy" Wornstaff) Schedule 4 - Productions of Agriculture, Concord Township, Louisa, Iowa | | | |
| Alt name | 1860 | Billy "Uncle Billy" Warrenstaff | | | |
| Census (family) | 22 Jun 1860 | Page 449 / 1291, Line 31 house 3553, Chehalem Valley, Washington, Oregon - Amanda Green | | | |
| Census (family)-shared | 22 Jun 1860 | (William M. "Billy" Wornstaff and Amanda Green) Page 449 / 1291, Line 31 house 3553, Chehalem Valley, Washington, Oregon | | | |
| Alt name | Jun 1880 | William Warnstaff | | | |
| Census (family) | 8 Jun 1880 | Whitman, Washington - Amanda Green | | |  |
| Occupation | 8 Jun 1880 | farmer - Whitman, Washington | | | |
| Census (family)-shared | 8 Jun 1880 | (William M. "Billy" Wornstaff and Amanda Green) Whitman, Washington | | | |
| Property | 18 Dec 1884 | witness for settler Geo W. Barkhuff - Lewiston, Nez Perce, Idaho | | | |
| Death | 2 May 1900 | near Princeton, Idaho, Palouse, Whitman, Washington | | | |
| Burial | 4 May 1900 | Rock Creek Cemetery, Onaway, Latah, Idaho | | | |
| yDNA-shared | 1966 | (Living) R-FT67161 | | | |
| yDNA-shared | 1966 | (Living) R-FT67161 | | | |
