| Name | Birth date | Birth location | Marriage date | Death date | Death location |
| Margaret Beatrice Kerby | August 27, 1921 | | | June 02, 1975 | Appanoose Co, IA |
| Marjorie Lucille Kerby | December 27, 1923 | | December 28, 1941 | April 15, 1995 | |
| Mark Allen Kerby | | | | | |
| Marshall Kerby | Abt 1987 | | | | |
| Martha Kerby | 1837 | | | | |
| Martha Kerby | 1856 | | | | |
| Martha E. Kerby | Abt 1849 | | | | |
| Martha Elizabeth Kerby | March 20, 1853 | Schuyler County, Missouri | November 28, 1878 | June 23, 1956 | Lucerne, Missouri |
| Martha Hazel Kerby | January 21, 1920 | Miller, MO | March 15, 1942 | | |
| Martha J. Kerby | January 14, 1816 | Warren County, Kentucky | May 17, 1835 | May 21, 1896 | Appanoose Co, IA |
| Martha Sophia Kerby | July 13, 1833 | | 1847 | November 18, 1889 | |
| Mary Kerby | April 25, 1694 | | | | |
| Mary Kerby | 1737 | | | | |
| Mary Kerby | January 16, 1825 | | | January 16, 1825 | |
| Mary "Polly" Kerby | February 26, 1799 | | | | |
| Mary (Polly) Kerby | 1820 | Monroe County, Missouri | October 20, 1840 | 1852 | Appanoose County, Iowa |
| Mary A. Kerby | 1877 | | | | |
| Mary Ann Kerby | June 14, 1827 | | 1845 | | |
| Mary Ann (Polly) Kerby | | | April 30, 1825 | | |
| Mary D. Kerby | Abt 1894 | | | | |
| Mary E. Kerby | 1884 | | 1909 | | |
| Mary Elizabeth Kerby | Abt October 1837 | Appanoose County, Iowa | | | |
| Mary Elizabeth Kerby | 1855 | | September 16, 1874 | | |
| Mary Fortune Kerby | October 07, 1907 | | June 30, 1940 | June 30, 1940 | |
| Mary Joy Kerby | March 10, 1928 | | October 04, 1947 | | |
| Mary Martha Kerby | March 09, 1889 | Appanoose Co, IA | | March 06, 1965 | |
| Mary S. Kerby | 1842 | | | | |
| Mary Sue Kerby | 1839 | | | | |
| Mary Susan Kerby | June 30, 1858 | Appanoose Co, | March 13, 1879 | August 13, 1938 | Schuyler Co, MO |
| Matilda Abigail Kerby | February 28, 1826 | MO | September 03, 1846 | June 11, 1910 | Plano, IA |
| Matilda Carter Kerby | May 07, 1802 | | February 02, 1822 | March 29, 1883 | |
| Matilda Frances Kerby | Abt 1837 | | | 1854 | |
| Max Kerby | | | | | |
| May Dell Kerby | Aft. May 16, 1900 | Miller, MO | January 31, 1930 | | |
| Melanie Renee Kerby | June 26, 1988 | | | | |
| Melchi Newton Kerby | Abt 1838 | | | April 25, 1864 | Mark's Mills, AR |
| Melinda Kerby | Abt 1844 | | September 10, 1868 | | |
| Melvin Benton Kerby | June 06, 1902 | Centerville, Appanoose Co, IA | | | |
| Michael Kerby | 1968 | | | | |
| Michael Scott Kerby | August 20, 1964 | | | | |
| Michelle Kerby | 1969 | | | | |
| Mildred Kerby | 1860 | | | | |
| Mildred Ann Kerby | December 05, 1848 | Schuyler Co, MO | | 1948 | CO |
| Miles Robert Kerby | November 19, 1899 | Centerville, Appanoose Co, IA | | May 17, 1987 | |
| Millie Leota Kerby | January 14, 1876 | Schuyler Co, MO | September 30, 1896 | November 08, 1907 | Berthoud, Larimer Co, CO |
| Minnie Icy Kerby | January 1890 | | | 1896 | |
| Moses Kerby | | | | | |
| N. C. Kerby | June 09, 1893 | Ingalls, Indian Terr, OK | | November 1969 | |
| Nancy Kerby | October 23, 1781 | | February 14, 1798 | 1847 | |
| Nancy Kerby | 1791 | | March 10, 1817 | 1883 | |