- Horner, William E. (William Edmonds), 1793-18531
- Horsford, Eben Norton, 1818-18931
- Hostetter, J. S.1
- Howe, S. G. (Samuel Gridley), 1801-18761
- Humphreys, Betsy L.1
- Hun, Thomas, 1808-18961
- Hunter, John, 1728-17931
- Huston, Robert M. (Robert Mendenhall), 1795-18641
- Hutchinson, Jonathan, Sir, 1828-1913, author1
- Huxley, Thomas Henry, 1825-1895, author1
- Hyde, James Nevins, 1840-19101
- Ingals, E. Fletcher (Ephraim Fletcher), 1848-19181
- Isaacs, C. E. (Charles Edward), 1811-18601
- Jackson, A. Reeves (Abraham Reeves), 1827-1892, author1
- Jacoby, M.1
- Jeffries, B. Joy (Benjamin Joy), 1833-19151
- Jenks, Edward W. (Edward Watrous), 1833-1903, author1
- Jewett, Charles, 1842-19101
- Johnston, James C. (James Chew), 1869-1
- Johnston, Jas. F. W. (James Finlay Weir), 1796-18551