Prince / Duke / Marquess / Earl / Viscount / Lord
| Name | Date of Birth | Date of Death | Beamish Person Id | Rush Id |
|---|---|---|---|---|
| MASSY Hugh | 1788-01-30 | 3207 | ||
| MASSY Hugh Somerset John | 1864-02-15 | 1926-10-20 | 8031 | |
| MASSY Hugh Hamon | 1793-02-13 | 1836-09-27 | 7137 | |
| MASSY Hugh | 1733-04-14 | 1790-04-20 | 7135 | |
| MASSY Hugh Hamon Ingoldsby | 1827-04-14 | 1874-02-27 | 7138 | |
| MATHERS George | 1886-02-28 | 1965-09-26 | 1066 | 4949 |
| MATHEW Francis James | 1768-01-02 | 1833-03-12 | 6713 | |
| MATHEW Francis | 1806-07-30 | 3010 | ||
| MATTHEWS Henry | 1826-01-13 | 1913-04-03 | 483 | 2584 |
| MATTHEWS Victor Collin | 1919-12-05 | 1995-12-05 | 2741 | |
| MAUDE Cornwallis | 1780-03-27 | 1856-10-12 | 7694 | |
| MAUDE Cornwallis | 1817-04-04 | 1905-01-09 | 425 | |
| MAUDE Thomas Ralph | 1767-04-16 | 1807-02-26 | 7693 | |
| MAUDE Angus Edmund Upton | 1912-09-08 | 1993-11-09 | 1612 | 9210 |
| MAUDE Cornwallis | 1729-09-19 | 1803-08-23 | 3057 | |
| MAUDE Robert Cornwallis | 1890-09-06 | 1914-08-26 | 7696 | |
| MAUDE Robert Henry | 1842-06-24 | 1908-09-06 | 7695 | |
| MAUDE Francis Anthony Aylmer | 2306 | 476 | ||
| MAUDE Thomas | 1777-05-17 | 3223 | ||
| MAUDE Eustace Wyndham | 1877-09-20 | 1958-04-06 | 7697 |