Names
- Hinsdale, B. A. (Burke Aaron), 1837-1900.1
- Hinsdale, W. B. (Wilbert B.), 1851-1944.1
- Hoad, William Christian, 1874-1962.1
- Hodges, Fred Jenner, 1895-1
- Hoffman, Clare Eugene, 1875-1967.1
- Hoover, J. Edgar (John Edgar), 1895-1972.1
- Hopkins, Harry L. (Harry Lloyd), 1890-1946.1
- Hopkins, Louis Allen.1
- Hubbs, Carl L. (Carl Leavitt), 1894-1979.1
- Huber, Gotthelf Carl, 1865-1934.1
- Hudson, Richard, 1845-1915.1
- Hughes, Charles Evans, 1862-1948.1
- Hulbert, Henry Schoolcraft, 1869-1959.1
- Hull, Cordell, 1871-1955.1
- Hussey, William Joseph, 1862-1926.1
- Hutchins, Harry Crocker, 1880-1948.1
- Hutchins, Robert Maynard, 1899-1977.1
- Ickes, Harold L. (Harold LeClair), 1874-1952.1
- Iden, Thomas Medary, 1856-1933.1
- Illinois Birth Control League.1