Names
- Holbrook, Robert S.1
- Holmes, Robert Bradford.1
- Hoover, Herbert, 1874-1964.1
- Hoover, J. Edgar (John Edgar), 1895-1972.1
- Hopkins, Harry L. (Harry Lloyd), 1890-1946.1
- Hopkins, Louis Allen.1
- House, James S., 1944-1
- Hubbard, Lucius L. (Lucius Lee), 1849-1933.1
- Hubbs, Carl L. (Carl Leavitt), 1894-1979.1
- Huber, Gotthelf Carl, 1865-1934.1
- Hughes, Charles Evans, 1862-1948.1
- Hulbert, Henry Schoolcraft, 1869-1959.1
- Hull, Cordell, 1871-1955.1
- Hutchins, Harry B. (Harry Burns), 1847-1930.1
- Hutchins, Robert Maynard, 1899-1977.1
- Ickes, Harold L. (Harold LeClair), 1874-1952.1
- Institute for Defense Analyses.1
- Institute of Labor and Industrial Relations (University of Michigan-Wayne State University)1
- Juster, F. Thomas.1
- Kahn, Reuben L. (Reuben Leon), 1887-1979.1