| Birth | Nov 1859 | La Grande, Union, Oregon | | | |
| Military | 1876 | Regular Army | | | |
| Military | 1881 | US Army, La Grande, Union, Oregon | | | |
| Military | 11 Jul 1881 | Civil War, E4, Infantry, US Army - Enlistment - Oregon | | | |
| Occupation | 1884 | farmer - Iowa | | | |
| Illness | 1884 | Invalid - Iowa | | | |
| Military | 11 Jul 1884 | Disability - US Army - Discharge, Fort Omaha, Douglas, Nebraska | | | |
| Military | 23 Nov 1884 | US Army - Discharged | | | |
| Military | 29 Nov 1884 - 21 Jul 1886 | US Army - Co. B & Co. E, Inf, E4, Iowa | | | |
| Marriage | 11 Jul 1896 | Baker City, Baker, Oregon - Nora Morrison | | | |
| Census | 11 May 1910 | 198 Dulith Flat, Rock Creek, Ashtabula, Ohio | | | |
| Alt name | 3 Mar 1927 | Dennie Warnstaff | | | |
| Military | 3 Mar 1927 | Indian Wars, I.S.C. Application NO. 295/34 - Co E, US INF., Oregon | | | |
| Alt name | 1930 | Demcie Warnstaff | | | |
| Census (family) | 2 Apr 1930 | North Precinct, City of Harrisburg, Linn, Oregon, United States - Nora Morrison | | | |
| Occupation | 2 Apr 1930 | Dairy Farmer - City of Harrisburg, Linn, Oregon, United States | | | |
| Death | 7 Jun 1943 | Scotts Mills, Marion, Oregon | | | |
| yDNA-shared | 1955 | (Living) I-CTS5966 | | | |
| Alt name | | Dennis "Dan" Warnstaff | | | |