Names
- Hassel, Odd, 1897-1981.1
- Herzberg, Gerhard, 1904-1999.1
- Hevesy, Georg von, 1885-1966.1
- Hildebrandi, Herbert W.1
- Honigschmid, Otto.1
- Houghton, Douglass, 1809-1845.1
- Hudson, Richard, 1845-1915.1
- Jenner, William Le Baron, 1832-1907.1
- Johnson, Lyndon B. (Lyndon Baines), 1908-1973.1
- Johnson, Otis C. (Otis Coe), 1839-1912.1
- Jones, Elisha, 1832-1888.1
- Jordan, Edwin Oakes, 1866-1936.1
- Kahn, Reuben L. (Reuben Leon), 1887-1979.1
- Kasha, Michael, 1920-1
- Kasimir Fajans1
- Kearsley, Jonathan, 1786-1859.1
- Kersey, Jonathan, 1786-1859.1
- Koch, Robert, 1843-1910.1
- Kolthoff, I. M. (Izaak Maurits), 1894-1993.1
- Kuhn, Richard, 1900-1967.1