| Willias Adna Parker, Sr. | |
| B: | 16 Sep 1859 |
| Eau Claire, Eau Claire County, Wisconsin | |
| D: | Unknown |
| Anna Roundy | |
| B: | 19 Mar 1860 |
| Pepin, Pepin County, Wisconsin | |
| M: | 3 Feb 1881 |
| D: | Unknown |
|
| Loisa P. "Loiza" "Louisa" Powers | |
| B: | 17 Jun 1829 |
| Croydon, Sullivan County, New Hampshire | |
| D: | 22 Feb 1917 |
| Alfred Parker | |
| B: | 15 Nov 1817 |
| New Hampshire | |
| D: | 15 Mar 1887 |