| Name | Birth date | Relationship with Emily O'Reilly |
|---|
| Martin, Leo | | Husband of the 1st cousin twice removed |
| Martin, Mary Ann Baldassarre | | 1st cousin twice removed |
| McClellan, Helen Maria Minnis Walker | December 01, 1914 | 1st cousin 4 times removed |
| McClellan, Joseph Lyndal | September 29, 1918 | Husband of the 1st cousin 4 times removed |
| McClellan, Joy Lynn | February 09, 1947 | 2nd cousin 3 times removed |
| McKinzie, Cheryl Lynn Miller | January 21, 1945 | 2nd cousin 3 times removed |
| McKinzie, Kelly Suzanne | September 18, 1972 | 3rd cousin twice removed |
| McKinzie, Patrick Lee | October 03, 1942 | Husband of the 2nd cousin 3 times removed |
| McKinzie, Tracy Renne | August 31, 1966 | 3rd cousin twice removed |
| McMillian, Eleanor (Elinor) | Abt. 1750 | 7th great-grandmother |
| McVeigh, Bethanne | May 21, 1990 | 1st cousin once removed |
| McVeigh, Brenna | October 09, 1994 | 1st cousin once removed |
| McVeigh, Carlton | April 11, 1958 | Husband of the grandaunt |
| McVeigh, John | April 07, 1992 | 1st cousin once removed |
| McVeigh, Valerie O'Reilly | July 03, 1966 | Grandaunt |
| Membrasse, Melissa | July 10, 1987 | 2nd cousin once removed |
| Membrasse, Rosemarie Wray | January 08, 1957 | 1st cousin twice removed |
| Membrasse, Todd | December 07, 1989 | 2nd cousin once removed |
| Membrasse, William | March 01, 1955 | Husband of the 1st cousin twice removed |
| Mercante, Billie Joy | April 20, 1939 | Wife of the 2nd cousin 3 times removed |
| Michael | | 2nd cousin |
| Milewski, John | April 12, 1954 | Husband of the 1st cousin twice removed |
| Milewski, Susan DiOrio | February 27, 1955 | 1st cousin twice removed |
| Miller, Gordon Woods | December 28, 1940 | 2nd cousin 3 times removed |
| Miller, Mabel Delle Noyes Noyes | April 06, 1898 | 1st cousin 4 times removed |
| Miller, Mary Ann | | Wife of the 2nd cousin 3 times removed |
| Miller, Rex Gordon | December 02, 1966 | 3rd cousin twice removed |
| Miller, Trevor Lee | August 05, 1972 | 3rd cousin twice removed |
| Miller, Troy Gordon | October 05, 1969 | 3rd cousin twice removed |
| Mills, Brooke | | 1st cousin once removed |
| Mills, Robert | | 1st cousin once removed |
| Minnis, Earl Blaine | December 29, 1882 | Husband of the 3rd great-grandaunt |
| Minnis, Hazel Delle Pattison | December 30, 1885 | 3rd great-grandaunt |
| Minnis, Louise Margaret | June 10, 1908 | 1st cousin 4 times removed |
| Minnis, Robert Benton | May 17, 1922 | 1st cousin 4 times removed |
| Minnis, Ruth Eleanor | July 26, 1912 | 1st cousin 4 times removed |
| Morrison, John | | Husband of the 5th great-grandaunt |
| Morrison, Nancy Cleeland | January 09, 1813 | 5th great-grandaunt |
| Morrison, William | | 6th great-grandfather |
| Mozzo, Adrianne | | Wife of the 1st cousin once removed |
| Mozzo, Kevin | | 1st cousin once removed |
| Mozzo, Kim | | Wife of the 1st cousin once removed |
| Mozzo, Mackenzie | | 2nd cousin |
| Mozzo, Margaret Peggy Truett | | Wife of the granduncle |
| Mozzo, Mary Elizabeth Wilson | July 03, 1922 | Great-grandmother |
| Mozzo, Maryann Sochacki | | Wife of the granduncle |
| Mozzo, Michael | | 1st cousin once removed |
| Muir, Janet | 1811 | 5th great-grandmother |
| Norcross, Brian John | March 28, 1996 | 1st cousin |
| Norcross, Patrick | | Husband of the aunt |