Name
- Louis XVI, of France1
- Lovell, Edwin, solicitor, of Wells, county Somerset1
- Luard, William, of Genoa1
- Lángara y Huarte, Juan, Spanish Admiral1
- Macartney, George, Earl Macartney, of Add MS 468251
- Macpherson, John, Baronet , Governor-General of India 1785-17861
- Madier, French royalist1
- Martens, Georg Friedrich, German diplomatist and author1
- Massue, Henri, 2nd Marquis de Ruvigny, soldier and diplomat, 1648-17201
- Massura delle Scuole, Celestine1
- Matra, Luigi1
- Matthieu1
- Maximilian II, Emanuel Maria, Elector of Bavaria, 1662-17261
- Mayran, Benoit, French royalist1
- Mazzacano, Zaverio, master mariner, of San Remo1
- Merry, Anthony, diplomatist1
- Mettig, Christian Gottlieb, of Lytisburg, Switzerland1
- Moltke, Frederick, Danish statesman1
- Monicault, Joseph, French royalist1
- Morchio, Giuseppe, Genoese notary public1