Name
- Horn, William, merchant1
- Horton, Thomas, DD; President of Queens' College, Cambridge1
- Howard, Charles, 1st Earl of Carlisle1
- Howe, John, nonconformist minister1
- Husband, Edward, printer and bookseller1
- Ionas, Ioannes, scribe, Early 18th century1
- Jackson, Robert1
- Jahangir, Mughal emperor of India, 1569-1627, http://isni.org/isni/000000...1
- James II, Duke of Brunswick-Lüneburg1
- James VI, of Scotland, of Add MS 728901
- Janot, Lewis1
- Jekyll, Joseph, lawyer and politician, 1663-17381
- Jephson, William, Major-General, 1610-16581
- Jephson, William, Major-General; of Add MS 41571
- Joachimi, Albert, Chevalier, Dutch Ambassador to England1
- John Maurice, Prince of Nassau-Siegen1
- Johnson, Garrett1
- Johnson, Isaac, merchant1
- Johnson, John, (?) royalist pseudonym1
- Johnson, John, of Barbados1