Names
- Hoag, C. G.1
- Hoover, Herbert Clark, Pres. U.S., 1874-1964.1
- Hoover, Herbert, 1874-1964.1
- Hopwood, Avery, 1882-1928.1
- Howard, Roy.1
- Hubbard, Lucius L. (Lucius Lee), 1849-19331
- Hubbard, Lucius L. (Lucius Lee), 1849-1933.1
- Hughes, Charles Evans, 1862-1948.1
- Hutchins, Harry Burns, 1847-1930.1
- International Anti-Narcotic League.1
- International Narcotic Education Association.1
- Jack, Peter Monro1
- Jackson, Georgia1
- Jordan, David Starr, 1851-1931.1
- Kahn, Albert, 1869-1942.1
- Kane, Frank G.1
- Kellogg, John Harvey, 1852-1943.1
- Kelsey, Francis W. (Francis Willey), 1858-1927.1
- Keppel, F. P.1
- Koch, Theodore Wesley, 1871-1941.1