| Willoughby, Frank |
| Willoughby, Frank | |
| B: | 1866 |
| Denver, Arapahoe, Colorado, United States | |
| Willoughby, Edmund |
| Willoughby, Edmund | |
| B: | 1868 |
| Denver, Arapahoe, Colorado Territory, United States | |
| D: | Bef 1880 |
| Denver, Arapahoe, Colorado, United States | |
| Willoughby, Lucille |
| Willoughby, Lucille | |
| B: | 1899 |
| Colorado, USA | |
| Willoughby, Frederick Delano | |
| B: | Oct 1870 |
| Denver, Arapahoe, Colorado, United States | |
| Margaret |
| Margaret | |
| B: | Aug 1872 |
| M: | 1898 |
| Willoughby, Lucille |
| Willoughby, Lucille | |
| B: | 1899 |
| Colorado, USA | |
| Willoughby, Fred Thomas |
| Willoughby, Fred Thomas | |
| B: | 27 Jun 1907 |
| Colorado, United States | |
| D: | 16 Jan 1983 |
| Almeda, California, United States | |
| Willoughby, Frank |
| Willoughby, Frank | |
| B: | 1911 |
| Colorado, United States | |
| Willoughby, Francis |
| Willoughby, Francis | |
| B: | 1911 |
| Colorado, United States | |
| Douglas, Margaret Lydia |
| Douglas, Margaret Lydia | |
| B: | 15 Aug 1872 |
| Denver, Colorado, United States | |
| M: | 1898 |
| D: | 2 Nov 1952 |
|
| Whiting, Martha B twin |
| Whiting, Martha B twin | |
| B: | 23 Sep 1833 |
| , Jackson, Missouri | |
| D: | 23 May 1921 |
| Topeka, Shawnee, Kansas | |
| Willoughby, Edmund |
| Willoughby, Edmund | |
| B: | Jan 1837 |
| New York, United States | |
| M: | 25 Dec 1864 |
| Missouri | |
| D: | 1920 |