| Name | Birth date | Relationship with Robert Frei |
| Montross, Phoebe Amy | 15 Apr 1776 | 1st cousin 7 times removed |
| Montross, Silas | 20 Jun 1772 | 1st cousin 7 times removed |
| Montross, Simon | 20 Oct 1780 | 1st cousin 7 times removed |
| Montross, Susannah | 07 Feb 1786 | 1st cousin 7 times removed |
| Moody, Mary | Abt. 1804 | 4th great-grandmother |
| Moore, Aria Maud | 17 Aug 1903 | 4th cousin once removed of the wife |
| Moore, Eulah Myrth | | 4th cousin once removed of the wife |
| Moore, Lance Owen | Private | 3rd cousin twice removed of the wife |
| Moore, Leo Benjamin | 10 Apr 1898 | 4th cousin once removed of the wife |
| Moore, Luke Bradley | Private | 3rd cousin twice removed of the wife |
| Moore, Margaret | | Wife of the 1st cousin 5 times removed |
| Moore, Maurice John | 04 Mar 1902 | 4th cousin once removed of the wife |
| Moore, Treecy Elsie | 10 Jun 1900 | 4th cousin once removed of the wife |
| Moorhead, Caleb William | Private | 2nd cousin once removed of the wife |
| Moran, Eric John | Private | 1st cousin once removed of the wife |
| Moran, M. Noel | Private | Wife of the 2nd cousin |
| Moran, William James | Private | 1st cousin once removed of the wife |
| Moreau, Marie Angelique | 06 Apr 1731 | 5th great-grandmother of the wife |
| Moreau, Michel | | 6th great-grandfather of the wife |
| Moreau, Michel | | 7th great-grandfather of the wife |
| Morgan, Carla Michele | Private | Wife of the 1st cousin |
| Morrill, Abraham | 1586 | 9th great-grandfather |
| Morrill, Hugh | Abt. 1520 | 11th great-grandfather |
| Morrill, Lydia | 08 Mar 1660/61 | 8th great-grandmother |
| Morrill, Richard | Abt. 1555 | 10th great-grandfather |
| Morrill, Robert | Abt. 1480 | 12th great-grandfather |
| Morrill, Thomas | Abt. 1430 | 13th great-grandfather |
| Morris, Angela Lynn | Private | 4th cousin once removed of the wife |
| Morris, Betty June | 09 May 1933 | 4th cousin of the wife |
| Morris, David | Private | 4th cousin once removed of the wife |
| Morris, Harold Donald | Private | 4th cousin of the wife |
| Morris, Howard Earnest | 20 Jul 1937 | 4th cousin of the wife |
| Morris, Kurt Joseph | Private | 4th cousin once removed of the wife |
| Morris, Larry Edward | Private | 4th cousin of the wife |
| Morris, Marjorie Jane | Private | 4th cousin once removed of the wife |
| Morris, Mark Howard | Private | 4th cousin once removed of the wife |
| Morris, Mary | 09 Sep 1673 | Wife of the 8th great-granduncle |
| Morris, Mary Lou | Private | 4th cousin of the wife |
| Morris, Matthew Scott | Private | 4th cousin once removed of the wife |
| Morris, Merry Lee | Private | 4th cousin once removed of the wife |
| Morris, Sara Ann | Private | 4th cousin once removed of the wife |
| Morris, Todd Derrick | Private | 4th cousin once removed of the wife |
| Morrison, Nicholas R. | Private | 2nd cousin twice removed of the wife |
| Morrow, Antoine | 22 May 1844 | Great-grandfather of the wife |
| Morrow, Bonnie Jean | Private | 2nd cousin of the wife |
| Morrow, Carrie | 16 Mar 1876 | Grandaunt of the wife |
| Morrow, Charles A. | Private | 1st cousin once removed of the wife |
| Morrow, Chauncey | 13 Mar 1887 | Granduncle of the wife |
| Morrow, Effie | Mar 1881 | Grandaunt of the wife |
| Morrow, Emma | 06 Feb 1873 | Grandaunt of the wife |