Name
- Meriton, George, Dean of York1
- Michelson, Borgard, Major-General1
- Monson, William, of Add MS 347271
- Morell, Thomas, Assistant Secretary to the Society of Antiquaries1
- Mornay, Philippe de, seigneur du Plessis-Marly, also known as Duplessis-Mornay, 1549-16231
- Munro, George1
- Murray, Basil, of Add MS 347291
- Murray, William, Baron Mansfield, 1st Earl of Mansfield 1776; Lord Chief Justice of KB1
- Mutts, Johannis, of Haverstraw, 0range County, New York1
- Navy of France1
- Netherlands, Southern Provinces. Governors of. Albert and Isabella Clara Eugenia, Archduke and Archduchess of Austria1
- North, Edward1
- North, George, numismatist, 1707-17721
- O'Duinn, Thomas1
- O'More, Michael, STD,Paris1
- Olmius, Herman1
- Onslow, George, 1st Earl of Onslow1
- Ordassen, Jean Baptist, Major1
- Ordnance Office1
- Orsini, Anne Marie, née de la Trémoille, Princesse des Ursins, wife of Flavio Orsini, Duke of Bracciano1