| Patron Name | Dates | Title(s) |
|---|---|---|
| Mainwaring, Richard | 1506 - 1558 | Knight |
| Manners, Francis | 1578 - 1632 |
1st Baron Roos of Hamlake 8th Earl of Rutland 17th Baron Ros Knight of the Garter |
| Manners, Roger | 1576 - 1612 |
7th Earl of Rutland Lord Roos |
| Manners, Thomas | 1497 - 1543 |
3rd Earl of Rutland 12th Baron Ros of Helmsley |
| Manwood, Roger | 1532 - 1592 | Knight |
| Marshall, Richard | - | |
| Mauleverer, William | - | |
| Mauny, Walter de | 1310 - 1372 |
Baron Mauny Knight Knight of the Garter |
| Metcalfe, Thomas | 1579 - 1650 | Knight |
| Metham, Thomas | 1416 - 1482 | Knight |
| Middleton, Geoffrey | 1430 - | |
| Middleton, Richard | 1430 - 1487 | |
| Middleton, Thomas | - 1480 | |
| Millyng, Thomas | - 1492 | |
| Mohun, Elizabeth | 1343 - 1415 |
Countess of Salisbury Lady of Man |
| Monmouth, Henry of | 1387 - 1422 |
King of England Prince of Wales |
| Monson, William | 1567 - 1643 | Knight |
| Montagu, Thomas | 1388 - 1428 | 9th Earl of Salisbury |
| Monynges, John | - 1554 | |
| Mordaunt, Henry | 1623 - 1697 |
2nd Earl of Peterborough 6th Baron Mordaunt |
| Mordaunt, John | 1599 - 1643 |
1st Earl of Peterborough 5th Baron Mordaunt |
| Mordaunt, Lewis | 1538 - 1601 | 3rd Baron Mordaunt |
| Morley, Herbert | 1616 - 1667 | |
| Mortimer, Edmund de | 1252 - 1304 | 1st Baron Mortimer (of Wigmore) |
| Mortimer, Edmund de | 1352 - 1381 |
3rd Earl of March Earl of Ulster |
| Mortimer, Edmund de | 1391 - 1425 |
5th Earl of March 8th Earl of Ulster Baron Mortimer (of Wigmore) |
| Mortimer, Roger de | 1374 - 1398 |
4th Earl of March 7th Earl of Ulster Baron Mortimer of Wigmore |
| Morton, John | 1420 - 1500 | |
| Mowbray, John de | 1392 - 1432 |
2nd Duke of Norfolk 4th Earl of Nottingham 8th Baron Mowbray 12th Earl of Norfolk Baron Segrave |
| Mowbray, John de | 1415 - 1461 | 3rd Duke of Norfolk |