Name
- Keith, James Francis Edward, Marshal in the Prussian Service1
- Keith, James, Merchant of Aberdeen1
- Keith, John1
- Keith, John Mowat1
- Kempelen, Wolfgang, Baron1
- Kennicott, Benjamin, DD, Vicar of Culham1
- Keppel, George, 3rd Earl of Albemarle1
- Kerr, William John, 5th Marquess of Lothian1
- Kerr, William, Earl of Ancram, and (1815) 6th Marquis of Lothian1
- Kestner, A-, of Add MS 356531
- Ketteler, Baronne; née Galen1
- Keyserlingk, Hermann Karl, Count, Russian Ambassador at Vienna1
- Kinschot, - de., Dutch Resident in Brussels1
- Kinsky, Joseph, Count1
- Knox, John, of Add MS 358301
- Knox, Robert, MD1
- Kohary, Madame Josephe1
- Königsbrun, Franz Xaver, Baron1
- L'Aubespine, Claude, Baron de Châteauneuf, Secretary of State1
- La Sambuca, Chevalier1