Name
- Hume, Joseph, radical and politician, 1777-18551
- Humphreys, James, Lawyer1
- Hunter, John, Governor of New South Wales1
- Hutton, Charles1
- Ingen Housz, Jan, Dutch physician1
- James, of Add MS 335451
- Jancourt, Secretary of the National Assembly at Paris1
- Jefferson, Jacob, Tutor of Queen's College, Oxford1
- Jekyll, Joseph, MP for Calne1
- Jewers, Richard1
- Jones, Leslie Grove, Colonel1
- Kazatschowsky, K-1
- Ker, Charles Henry Bellenden, of Lincoln's Inn1
- King of Bavaria1
- King, John, of Add MS 335431
- King, Peter, Baron Kinq1
- King, Richard, of Add MS 335401
- Kirk, J-1
- Knight, J- A-1
- Koe, J- Herbert1