| Name | Birth date | Birth location | Death date | Death location | Spouse | Marriage date |
| Diffy, Fannie | | Louisiana | Unknown | | Bourland, W.H. | 14 Sep 1898 |
| Diffy, Frances | 1848 | BEnton County, Alabama | Unknown | | | |
| Diffy, Hiram | 1842 | Alabama | Unknown | | Simms, Margaret M. | 18 Feb 1862 |
| Diffy, James | Bet. 1802 - 1804 | South Carolina | Unknown | | | |
| Diffy, James A. | 1878 | | Unknown | | | |
| Diffy, James N. | 1851 | Benton County, Alabama | Unknown | Jackson County, Arkansas | Wadley, Mollie | |
| Diffy, John | 1782 | Randolph County, North Carolina | Unknown | | Mary | |
| Diffy, John | 1837 | Benton County, Alabama | Unknown | | | |
| Diffy, John or Jane | 1850 | Louisiana | Unknown | | | |
| Diffy, Johnathon | 1802 | South Carolina | Unknown | | Brewster, Matilda | 1836 |
| Diffy, Johnny | Private | | | | Myra | Private |
| Diffy, Joseph | 30 May 1846 | Alabama | 17 Apr 1942 | Jonesboro, Jackson, Louisiana | Brown, Lou Nettie | 30 Oct 1867 |
| Diffy, Joseph Franklin | 31 May 1893 | Jonesboro, Jackson, Louisiana | 11 Sep 1968 | Jackson Parish, Louisiana | | |
| Diffy, Lavelle | 29 Dec 1929 | | 21 Sep 1986 | | | |
| Diffy, Lillie | 1878 | Jackson County, Arkansas | 1968 | | Anderson, William L. | |
| Diffy, Lindy Pearl | 03 Apr 1885 | Jackson Parish, Louisiana | 17 Jun 1986 | | Godwin, Lawrence | 19 Oct 1905 |
| Diffy, Lucinda | 1863 | Louisiana | Unknown | | | |
| Diffy, M. | 1841 | Alabama | Unknown | | | |
| Diffy, Martha C. | 1834 | Tennessee | Unknown | | | |
| Diffy, Mary | 1837 | Alabama | Unknown | | | |
| Diffy, Mary E. | | | Unknown | | Young, James R. | 02 Feb 1848 |
| Diffy, Mary Louise | Private | | | | Hamilton, Melvin | Private |
| Diffy, Mary S. | 1867 | Louisiana | Unknown | | | |
| Diffy, Mary-Maggie | 1877 | Louisiana | Unknown | | Borland, M.A. | 1893 |
| Diffy, Mattie Maudie | 16 Jan 1909 | Eufaula, McIntosh, Oklahoma | 09 Dec 1987 | | | |
| Diffy, Mattie-Annie | | Louisiana | Unknown | | | |
| Diffy, Mithie | 1861 | Louisiana | Unknown | | | |
| Diffy, Myrtle Wylie | 26 Jul 1904 | Webber Falls, Muskogee, Oklahoma | 21 May 1984 | Mesa, Maricopa, Arizona | | |
| Diffy, Nancy | 1800 | | 1881 | | Johnson, Rowland | 27 Jul 1823 |
| Diffy, Nancy | 1816 | Georgia | Unknown | | Faughender, Samuel | 30 Jul 1835 |
| Diffy, Nancy | 1854 | Louisiana | Unknown | | Godwin, Nelson W. | 11 Jan 1870 |
| Diffy, Nancy Caroline | 1839 | Benton County, Alabama | Unknown | | | |
| Diffy, Nancy Elizabeth | 11 Sep 1868 | Louisiana | 30 Sep 1902 | Jackson Parish, Louisiana | Taylor, David Franklin | 08 May 1884 |
| Diffy, Ophelia A. | 1870 | Louisiana | Unknown | | | |
| Diffy, Peter | Bet. 1802 - 1823 | South Carolina | Unknown | | Clements, Elender Jane | |
| Diffy, Peter | 1857 | Louisiana | Unknown | | | |
| Diffy, Robert Lee | 27 Dec 1894 | Jonesboro, Jackson, Louisiana | 18 Jul 1982 | Ouachita Parish, Louisiana | | |
| Diffy, Rora E. | 1872 | Louisiana | Unknown | | | |
| Diffy, Samuel D. | 1873 | Louisiana | Unknown | | | |
| Diffy, Sarah A. | 1854 | Hardin County, Tennessee | Unknown | | Walling, Daniel | |
| Diffy, Sarah C. | 1856 | Louisiana | Unknown | | | |
| Diffy, Stephen | 1825 | Tennessee | Bet. 1860 - 1870 | | Young, Mary | 30 Mar 1843 |
| Diffy, Stephen R. | May 1889 | Jackson Parish, Louisiana | 17 Jun 1986 | | Meadows, Fannie | Private |
| Diffy, Thomas | Feb 1895 | Jackson Parish, Louisiana | 23 Dec 1986 | | Rogers, Callie May | 19 May 1918 |
| Diffy, Wealthy J. | 1864 | Louisiana | Unknown | | | |
| Diffy, Westley | | | Unknown | | | |
| Diffy, William | Bet. 1784 - 1790 | North or South Carolina | Unknown | | | |
| Diffy, William | Bet. 1800 - 1805 | | 1880 | Jackson County, Arkansas | Elizabeth | |
| Diffy, William | 1839 | Alabama | Unknown | | | |
| Diffy, William Marion, Jr. | 21 Feb 1907 | Holdenville, Hughes, Oklahoma | 19 Sep 1981 | Mesa, Maricopa, Arizona | | |