| Name | Birth date | Death date | Marriage date |
| Mayer, Maria | | | 28 April 1733 |
| Mayer, Wilhelm | 27 January 1807 | 04 August 1869 | |
| Mayhew, Lucinda | 1812 | 28 June 1885 | 02 March 1827 |
| mBO, Diarmait Mac Mael Na | WFT Est. 973-1021 | 1072 | WFT Est. 997-1055 |
| Mc Gaughey, Anne | 14 December 1779 | 08 December 1855 | 07 August 1799 |
| Mc Gaughey, Arthur | Aft. 1727 | Aft. 1781 | Aft. 1769 |
| Mc Kamie, Margaret | WFT Est. 1730-1761 | WFT Est. 1799-1851 | WFT Est. 1799-1833 |
| Mc Lemore | Abt. 1814 | WFT Est. 1815-1908 | |
| Mc Lemore, William Sugars | WFT Est. 1821-1844 | WFT Est. 1826-1925 | |
| McMackin, John | Aft. 1757 | Aft. 1811 | Aft. 1783 |
| Mcmackin, Matilda Frances | 24 May 1809 | 17 April 1852 | |
| McMackin, William | Aft. 1717 | Aft. 1757 | Aft. 1743 |
| Mcmurrough, Eva | WFT Est. 1122-1153 | Aft. 1186 | 26 August 1171 |
| Mcmurrough, Eve (Aoife) | Abt. 1141 | 1177 | 26 August 1171 |
| Mefiant", Hugh "The II | 765 | 836 | WFT Est. 784-813 |
| Merovee | WFT Est. 385-414 | 458 | WFT Est. 411-449 |
| Merovee | Abt. 425 | 458 | WFT Est. 441-455 |
| Mervyn | WFT Est. 864-878 | WFT Est. 889-954 | WFT Est. 886-923 |
| Meschin, Ranulph | Abt. 1070 | January 1128/29 | Abt. 1097 |
| Meschines, Alice (Adeliza) De | Abt. 1094 | 1128 | Bef. 1116 |
| Meschines, Hawise De | 1160 | Aft. 06 June 1241 | Abt. 1207 |
| Metcalf, Ruth | | | 26 May 1748 |
| Metz, Arnouldus Bishop Of | 560 | 601 | WFT Est. 578-596 |
| Metz, Saint Arnoul Bishop Of | 13 August 582 | 16 August 641 | 604 |
| Milhaud, Aldonza Of | WFT Est. 1129-1151 | WFT Est. 1199-1243 | WFT Est. 1147-1161 |
| Milhaud, Gilbert V Of | WFT Est. 1083-1127 | WFT Est. 1129-1208 | WFT Est. 1109-1162 |
| Milicent | WFT Est. 1029-1100 | WFT Est. 1061-1178 | WFT Est. 1049-1128 |
| Milicent | WFT Est. 1073-1133 | WFT Est. 1104-1214 | WFT Est. 1093-1163 |
| Monoculus, John | WFT Est. 994-1064 | WFT Est. 1031-1140 | WFT Est. 1018-1097 |
| Montbelliard, Louis | WFT Est. 983-1029 | 1076 | WFT Est. 1013-1061 |
| Montdidier, Beatrice Of | Abt. 1051 | WFT Est. 1078-1145 | WFT Est. 1067-1094 |
| Montdidier, Beatrice Of | WFT Est. 1033-1089 | WFT Est. 1075-1170 | WFT Est. 1053-1114 |
| Montdidier, Hildouin II Count Of | Abt. 960 | Abt. 993 | WFT Est. 979-991 |
| Montdidier, Hildouin III Count Of | WFT Est. 975-994 | WFT Est. 1013-1066 | WFT Est. 996-1036 |
| Montdidier, Hildwin Count Of | Abt. 1010 | 1063 | WFT Est. 1029-1053 |
| Montdidier, Hildwin III | WFT Est. 959-988 | WFT Est. 1013-1073 | WFT Est. 985-1028 |
| Montdidier, Margaret | WFT Est. 1031-1062 | WFT Est. 1069-1151 | WFT Est. 1054-1107 |
| Monterolier, Judith | WFT Est. 958-980 | WFT Est. 1003-1067 | WFT Est. 979-1009 |
| Montfort (Evreux, Bertrade De | 1155 | 12 July 1189 | 1169 |
| Montfort, Adeline | WFT Est. 947-967 | WFT Est. 972-1051 | WFT Est. 968-1001 |
| Montfort, Alice | WFT Est. 1055-1083 | WFT Est. 1081-1166 | WFT Est. 1076-1116 |
| Montfort, Amaury De | Abt. 1070 | 1137 | 1120 |
| Montfort, Bertrade | WFT Est. 1044-1072 | 14 February 1116/17 | 1090 |
| Montfort, Bertrade De | Abt. 1059 | 14 February 1116/17 | 1089 |
| Montfort, Simon De | Bet. 1117 - 1121 | 13 March 1180/81 | Abt. 1150 |
| Montfort, Simon I Seigneur | Abt. 1025 | 1087 | WFT Est. 1044-1072 |
| Montgomery, Alice De | 1100 | WFT Est. 1152-1195 | WFT Est. 1116-1147 |
| Montgomery, Arnulph De | Abt. 1074 | WFT Est. 1104-1165 | WFT Est. 1092-1122 |
| Montgomery, Robert II | WFT Est. 1028-1077 | WFT Est. 1068-1156 | WFT Est. 1054-1111 |
| Montgomery, Roger | WFT Est. 1049-1085 | WFT Est. 1095-1166 | WFT Est. 1074-1122 |