| Name | Birth date | Birth location | Marriage date | Death date | Death location |
| Harry Mannon | July 24, 1882 | Millersburg Twp, Illinois | February 14, 1906 | March 22, 1975 | Sacramento, California |
| Harry Lindel Mannon | February 07, 1912 | Esper, Putnam County, Missouri | | | |
| Hattie Leona Mannon | June 11, 1894 | Miltonvale, Kansas | March 01, 1911 | | |
| Hazel Viola Mannon | October 13, 1910 | | | | |
| Hugh D. Mannon | October 15, 1883 | Putnam County, Missouri | October 24, 1908 | March 18, 1961 | |
| Jacqueline Mannon | December 03, 1957 | Cornwall, New York | | | |
| James I Monroe Mannon | September 16, 1823 | near Germantown, Wayne County, Indiana | January 06, 1859 | May 24, 1901 | Aledo, Illinois |
| James II Monroe Mannon | September 16, 1869 | New Boston, Mercer County, Illinois | December 24, 1902 | | |
| James III Monroe Mannon | September 23, 1908 | Freeport, Illinois | | | |
| James Monroe Mannon | May 23, 1853 | | December 14, 1875 | June 26, 1922 | Newport, Oregon |
| James Monroe Mannon, Jr. | November 07, 1884 | | | | |
| Joanne Vena Mannon | December 13, 1929 | Tulsa, Oklahoma | June 20, 1959 | | |
| John Edward Mannon | October 01, 1920 | Esper, Putnam County, Missouri | April 07, 1956 | | |
| John Hartford Mannon | November 05, 1811 | Wayne County, Indiana | September 26, 1830 | January 27, 1880 | Putnam County, Missouri |
| John Hartford Mannon | March 19, 1864 | Marshall County, Iowa | | November 06, 1878 | |
| Joseph Mannon | | | | | |
| Kathryn Faye Mannon | July 05, 1961 | Denver, Colorado | March 13, 1982 | | |
| Kay Roxanna Mannon | June 26, 1937 | Tulsa, Oklahoma | Abt 1991 | | |
| Lee Edward Mannon | October 20, 1871 | New Boston, Mercer County, Illinois | November 01, 1894 | 1938 | Aledo, Illinois |
| Lena Mannon | November 30, 1880 | Parsons, Kansas | December 29, 1904 | | |
| Leona Mannon | April 01, 1892 | New Boston, Illinois | | | |
| Leslie G. Mannon | November 11, 1865 | New Boston, Mercer County, Illinois | | November 14, 1865 | |
| Lisa Ellen Mannon | March 20, 1964 | Denver, Colorado | April 17, 1982 | | |
| Lura Mannon | July 17, 1883 | New Boston, Illinois | May 01, 1907 | | |
| Mabel R. Mannon | November 09, 1912 | | | | |
| Margaret Mannon | | | | | |
| Margaret Jane Mannon | October 17, 1961 | Aurora, Colorado | | | |
| Mark Mannon | October 24, 1899 | New Boston, Illinois | | | |
| Martha Jane Mannon | October 28, 1839 | Mercer County, Illinois | June 12, 1864 | May 10, 1926 | Ockmulgee, Oklahoma |
| Mary Mannon | | | | | |
| Mary Amelia Mannon | September 15, 1822 | Wayne County, Indiana | | October 02, 1822 | Wayne County, Indiana |
| Mary Maxine Mannon | May 06, 1922 | Esper, Putnam County, Missouri | April 02, 1942 | | |
| Maud C. Mannon | May 23, 1892 | Putnam County, Missouri | | | |
| Miles McKelvey Mannon | December 16, 1902 | | | February 09, 1926 | |
| Miriam Mannon | December 18, 1841 | Mercer County, Illinois | March 13, 1862 | November 18, 1912 | Putnam County, Missouri |
| Nancy R. Mannon | November 21, 1837 | Mercer County, Illinois | December 25, 1856 | 1918 | |
| Neal Roy Mannon | September 22, 1914 | | November 20, 1941 | June 21, 1971 | Houston, Texas |
| Nina L. Mannon | October 23, 1868 | Clifton, Louisa County, Iowa | November 04, 1887 | October 05, 1952 | |
| Oliver Roy Mannon | June 19, 1886 | Cloud County, Kansas | | | |
| Oscar Lloyd Mannon | August 17, 1915 | Esper, Putnam County, Missouri | | January 09, 1944 | California |
| Oscar Penbroke Mannon | January 28, 1843 | New Boston Twp., Mercer County, Illinois | January 01, 1880 | | |
| Oscar Tribune Mannon | March 22, 1877 | Omaha, Putnam County, Missouri | October 02, 1904 | November 25, 1954 | Princeton, Missouri |
| Philip Mannon | 1912 | | | | |
| Pliny M. Mannon | May 10, 1849 | Mercer County, Illinois | September 04, 1874 | April 08, 1928 | Unionville, Putnam County, Missouri |
| Rachel Mannon | | | | | |
| Rebecca Jane Mannon | April 18, 1850 | Mercer County, Illinois | January 28, 1866 | November 1922 | |
| Richard Mannon | | | | | |
| Richard Mannon | | | | | |
| Richard W. Mannon | October 03, 1846 | Mercer County, Illinois | November 20, 1867 | November 19, 1943 | near Mendota, Missouri |
| Richard Wharton Mannon | November 13, 1813 | Wayne County, Indiana | | January 27, 1880 | |