Name
- Hyde, Henry, Consul for Greece1
- James II, Duke of Brunswick-Lüneburg1
- Jermyn, Henry, Baron Jermyn (1643), Earl of St. Albans (1660)1
- Joachimi, Albert, Chevalier, Dutch Ambassador to England1
- John II Casimir, King of Poland1
- Keith, William, of Egerton MS 25421
- Keynes, Alexander, Colonel1
- Lane, George, 1st Viscount Lanesborough1
- Leathersellers' Company1
- Ledsham, Thomas, Chancellor of the See of Waterford1
- Legg, William, Colonel1
- Leslie, Robert, Bishop of Dromore1
- Louis XIV, King of France, 1638-17151
- Manning, Henry, spy for Cromwell at Cologne1
- Mardike Fort, Flanders1
- Marigny-Carpentier, James, Baronet1
- Massey, Edward, Major General pseudonyms: Tristram Thomas and 'Mr Minden'; cypher'866'1
- Maxwell, Alexander, of Egerton MS 25421
- Maynard, John, of Egerton MS 25421
- Mazarin, Giulio, Cardinal 16411