| Male Jacob McDUFFEE |
| Birth | 30 Jun 1822 | Rochester, Strafford, New Hampshire |
| Death | 22 Apr 1922 | Dubuque, Iowa |
| Burial | Park Cemetery, Tilton, Belknap, New Hampshire |
|
| Marriage | 9 Feb 1845 | Buxton, York, Maine |
| Other Spouse | Susan Terry WHITAKER | F262 | |
| Marriage | 1896 | |
| Father | James McDUFFEE | F257 Group Sheet | |
| Mother | Hannah HAM | F257 Group Sheet | |
| Female Martha Bradbury HOPKINSON |
| Birth | 6 Aug 1825 | Buxton, York, Maine |
| Death | 22 Feb 1892 | Lawrence, Essex, Massachusetts |
| Burial | Park Cemetery, Tilton, Belknap, New Hampshire |
|
| Father | Moses HOPKINSON | F258 Group Sheet | |
| Mother | Elizabeth HAMLIN | F258 Group Sheet | |
| Female + Clara Augusta McDUFFEE |
| Birth | 8 Mar 1846 | Rochester, Strafford, New Hampshire |
| Death | 11 Jul 1920 | Tilton, Belknap, New Hampshire |
| Burial | ||
| Spouse | William Parker LANG | F290 | |
| Marriage | 8 Mar 1873 | Boscawen, Merrimack, New Hampshire |
| Male Edward Arthur McDUFFEE |
| Birth | 3 Apr 1851 | Rochester, Strafford, New Hampshire |
| Death | 9 Jan 1922 | Ariel, Cowlitz, Washington |
| Burial | ||
| Spouse | Carrie HEISENBERGER, ? | F292 | |
| Marriage | 28 Aug 1883 | |
| Male James Frank McDUFFEE |
| Birth | 22 Jan 1854 | Whitefield, Coos, New Hampshire |
| Death | 17 Apr 1867 | Whitefield, Coos, New Hampshire |
| Burial |
| Male + Charles Sumner McDUFFEE |
| Birth | 23 Jun 1856 | Lawrence, Essex, Massachusetts |
| Death | 7 May 1928 | Seattle, King, Washington |
| Burial | ||
| Spouse | Adelia Phila LORD | F296 | |
| Marriage | 28 Jul 1878 | |
| Male + William Osman McDUFFEE |
| Birth | 12 Sep 1859 | Whitefield, Coos, New Hampshire |
| Death | 7 Aug 1934 | Tilton, Belknap, New Hampshire |
| Burial | 1934 | Park Cemetery, Tilton, Belknap, New Hampshire |
| Spouse | Mary Jane DE RINZEY | F293 | |
| Marriage | 11 Sep 1883 | |
| Male + Everett Hopkinson McDUFFEE |
| Birth | 17 Jun 1862 | Lawrence, Essex, Massachusetts |
| Death | 13 Jul 1940 | Sacramento, California |
| Burial | Masonic Lawn Cemetery, Sacramento, California |
|
| Spouse | Nettie Sarah RICKER | F294 | |
| Marriage | 23 Nov 1886 | Lawrence, Essex, Massachusetts |
| Female + Cora Belle McDUFFEE |
| Birth | 7 Feb 1865 | Boston, Suffolk, Massachusetts |
| Death | 29 May 1931 | Dubuque, Iowa |
| Burial | Linwood Cemetery, Dubuque, Iowa |
|
| Spouse | George Wilson BEACH | F99 | |
| Marriage | 6 Jun 1888 | Lawrence, Essex, Massachusetts |