Name
- Johnston, John Glen1
- Johnstone, Helen1
- Keir, James1
- Kennett, Henry1
- Kidd, Thomas1
- King, Thomas, of Add MS 351261
- King, Walker, Bishop of Rochester; of Add MS 351321
- Kinnaird, George, 7th Baron Kinnaird1
- Kirwan, Richard1
- Knight, Edward, of Add MS 351321
- La Rochefoucauld, Alexandre1
- La Rochefoucauld, Duchesse de1
- La Rochefoucauld, François, Comte de la Rochefoucauld1
- La Rochefoucauld, Louis Alexandre, Duc de la Rochefoucauld, of Add MS 351261
- Lagden, H- A-1
- Lamb, Elizabeth, wife of Peniston, 1st Viscount Melbourne1
- Lancaster, Joseph, of Add MS 351311
- Latrobe, B- H-1
- Laurents1
- Law, Thomas, of Add MS 351271