| MANSEL, Thomas of Margam | B. BEF 1593 | |||
| MANTES, Philippe of | B. ABT 1093 | D. AFT 1123 | ||
| MANTUA, Francesco IV Gonzaga, Duke of 1612-12 | B. 7 May 1586 | |||
| MANTUA, Vincenzo I Gonzaga, Duke of 1587-1612 | B. 22 Sep 1562 | |||
| MAR | ||||
| MAR, Alestra De | B. 1100/1200 | |||
| MAR, Alexander | B. 1266/1298 | |||
| MAR, Christian de Brus, Countess of | B. 1278/1287 | D. 1356/1357 | ||
| MAR, Donald, 6th Earl of 1273- | B. 1245/1253 | D. ABT 25/30 Jul 1297 | ||
| MAR, Donald, 8th Earl of , Regent of Scotland | B. ABT 1302 | D. 12 Aug 1332 | ||
| MAR, Duncan | B. 1266/1298 | |||
| MAR, Duncan of | B. 1246/1254 | D. AFT 1267 | ||
| MAR, Duncan, 4th Earl of 1224- | B. 1140/1179 | D. BEF 7 Feb 1243/1244 | ||
| MAR, Ellen of | B. ABT 1300 | D. AFT 1392 | ||
| MAR, Gilchrist 3rd Earl of 1182- | B. 1120/1165 |
| MAR, Gratney, 7th Earl of | B. 1266/1283 | D. 1302/1305 | ||
| MAR, Gratney, Earl of | B. 1108/1178 | |||
| MAR, Isabel MacDonald Of | B. 1278 | D. 1296 | ||
| MAR, Isabel Stewart, Countess of | B. ABT 1308 | D. from 14 Jun 1347 to 15 Jan 1348 | ||
| MAR, Janet Keith , Heiress of | B. 1342 | D. 1413 | ||
| MAR, John Erskine, 1st Earl of , 6th Lord Erskine | B. ABT 1510 | D. 28 Oct 1572 | ||
| MAR, John, Earl of | B. ABT 1457 | D. 1479 | ||
| MAR, John, Earl of | B. 1479 | D. 1503 | ||
| MAR, Margaret of | B. 1266/1298 | |||
| MAR, Mary of | B. 1266/1294 | |||
| MAR, Morgund 2nd Earl of -1152- | B. 1080/1135 | D. BEF 1179 | ||
| MAR, Thomas, 9th Earl of | B. 1327/1345 | D. from 22 Oct 1373 to 21 Jun 1374 | ||
| MAR, William, 5th Earl of 1243- | B. 1185/1222 | D. 1273 | ||
| MARA, Henry de | ||||
| MARAIS, Joan des | B. 1170/1210 | D. ABT 1225 |
| MARBLETHORPE, Anne | B. 1412/1447 | |||
| MARBURY, Anne | B. 20 Jul 1591 | D. 20 Aug 1643 | ||
| MARBURY, Francis | B. 27 Oct 1555 | D. 14 Feb 1610/1611 | ||
| MARCA | B. ABT 0368 | |||
| MARCAMBYE, Philippa Paynel, dame of | B. 1240/1272 | |||
| MARCEL, Etienne | B. ABT 1300 | |||
| MARCEL, Marie | B. ABT 1330 | |||
| MARCELLA, Claudia Minor | B. 0043 BC | |||
| MARCELLA, Claudia Major | B. 0044 BC | |||
| MARCELLA, Vipsania | B. 0027 BC | D. BEF 0001 | ||
| MARCH, Edmund Mortimer, 3rd Earl of , jure uxoris | B. 1 Feb 1351/1352 | D. 27 Dec 1381 | ||
| MARCH, George Dunbar, Earl of | D. ABT 1455 | |||
| MARCH, Roger Mortimer, 1st Earl of | B. 25 Apr 1287 | D. 29 Nov 1330 | ||
| MARCH, Roger Mortimer, 2nd Earl of | B. 11 Nov 1328 | D. 26 Feb 1359/1360 | ||
| MARCH, Roger Mortimer, 4th Earl of | B. 11 Apr 1374 | D. 20 Jul 1398 |
| MARCHANT, Thomas | B. BEF 1420 | |||
| MARCHE, Almodis de la | B. ABT 1010 | |||
| MARCHE, Almodis de la | B. 1040/1043 | |||
| MARCHE, James II, Count of | B. 1370 | D. 1438 | ||
| MARCHE, Roger "Poitou" de Montgomery, Count de la 1113- | B. BEF 1063 | D. AFT 1113 | ||
| MARCILLAC, Senégonde of | B. BEF 0935 | |||
| MARE, Maud (Matilda) de la | B. 1252/1257 | |||
| MAREDUDD, Mallit verch | ||||
| MAREDYDD, Angharad Verch | B. 0955/0998 | |||
| MARET, Richard | B. BEF 1619 | D. BEF 1660 | ||
| MARFIELD, Alice | ||||
| MARGUERIE, Thomas | B. ABT 1555 | |||
| MARISCHAL, George Keith, 4th Earl | B. 1553 | D. 2 Apr 1623 | ||
| MARISCHAL, Robert Keith, Master of | B. 1482/1505 | |||
| MARISCHAL, William Keith, 3rd Earl | B. 1499/1545 |