Names
- Hayakawa, S.I. (Samuel Ichiye), 1906-1
- Hayden, Carl Trumbull, 1877-1972.1
- Henry Ford Peace Expedition (1915-1916)1
- Hill, George D., 1820-1881.1
- Hillsdale College.1
- Hoover, Herbert Clark, 1874-1964.1
- Hoover, Herbert, 1874-1964.1
- Houghton, Jacob, 1827-1903.1
- Howard University.1
- Howard, Jacob Merritt, 1805-1871.1
- Howell, Jane.1
- Hubbard, Gurdon Saltonstall, 1802-1886.1
- Humphrey, Norman Daymond.1
- Hunt, James B., 1799-1857.1
- Indian Rights Association.1
- Ingersoll, John N., 1817-1881.1
- Isle Royale National Park1
- Jackson, Calvin C., 1814-1883.1
- Jackson, Darius C.1
- Johnson, Hiram Warren, 1866-1945.1