| Father | Male Jacob McDUFFEE |
| Born | 30 Jun 1822 | Rochester, Strafford, New Hampshire |
| Died | 22 Apr 1922 | Dubuque, Iowa |
| Buried | Park Cemetery, Tilton, Belknap, New Hampshire |
|
| Married | 9 Feb 1845 | Buxton, York, Maine |
| Other Spouse | Susan Terry WHITAKER | F259 | |
| Married | 1896 | |
| Father | James McDUFFEE | F254 Group Sheet | |
| Mother | Hannah HAM | F254 Group Sheet | |
| Mother | Female Martha Bradbury HOPKINSON |
| Born | 6 Aug 1825 | Buxton, York, Maine |
| Died | 22 Feb 1892 | Lawrence, Essex, Massachusetts |
| Buried | Park Cemetery, Tilton, Belknap, New Hampshire |
|
| Father | Moses HOPKINSON | F255 Group Sheet | |
| Mother | Elizabeth HAMLIN | F255 Group Sheet | |
| Child 1 | Female + Clara Augusta McDUFFEE |
| Born | 8 Mar 1846 | Rochester, Strafford, New Hampshire |
| Died | 11 Jul 1920 | Tilton, Belknap, New Hampshire |
| Buried | ||
| Spouse | William Parker LANG | F287 | |
| Married | 8 Mar 1873 | Boscawen, Merrimack, New Hampshire |
| Child 2 | Male Edward Arthur McDUFFEE |
| Born | 3 Apr 1851 | Rochester, Strafford, New Hampshire |
| Died | 9 Jan 1922 | Ariel, Cowlitz, Washington |
| Buried | ||
| Spouse | Carrie HEISENBERGER, ? | F289 | |
| Married | 28 Aug 1883 | |
| Child 3 | Male James Frank McDUFFEE |
| Born | 22 Jan 1854 | Whitefield, Coos, New Hampshire |
| Died | 17 Apr 1867 | Whitefield, Coos, New Hampshire |
| Buried |
| Child 4 | Male + Charles Sumner McDUFFEE |
| Born | 23 Jun 1856 | Lawrence, Essex, Massachusetts |
| Died | 7 May 1928 | Seattle, King, Washington |
| Buried | ||
| Spouse | Adelia Phila LORD | F293 | |
| Married | 28 Jul 1878 | |
| Child 5 | Male + William Osman McDUFFEE |
| Born | 12 Sep 1859 | Whitefield, Coos, New Hampshire |
| Died | 7 Aug 1934 | Tilton, Belknap, New Hampshire |
| Buried | 1934 | Park Cemetery, Tilton, Belknap, New Hampshire |
| Spouse | Mary Jane DE RINZEY | F290 | |
| Married | 11 Sep 1883 | |
| Child 6 | Male + Everett Hopkinson McDUFFEE |
| Born | 17 Jun 1862 | Lawrence, Essex, Massachusetts |
| Died | 13 Jul 1940 | Sacramento, California |
| Buried | Masonic Lawn Cemetery, Sacramento, California |
|
| Spouse | Nettie Sarah RICKER | F291 | |
| Married | 23 Nov 1886 | Lawrence, Essex, Massachusetts |
| Child 7 | Female + Cora Belle McDUFFEE |
| Born | 7 Feb 1865 | Boston, Suffolk, Massachusetts |
| Died | 29 May 1931 | Dubuque, Iowa |
| Buried | Linwood Cemetery, Dubuque, Iowa |
|
| Spouse | George Wilson BEACH | F97 | |
| Married | 6 Jun 1888 | Lawrence, Essex, Massachusetts |