Names
- John Butlin, 1909-1
- Kelly, Harry F. (Harry Francis), 1895-19711
- Kelly, Harry F. (Harry Francis), 1895-1971.1
- Kennedy, John F. (John Fitzgerald), 1917-1963.1
- Khrushchev, Nikita Sergeevich, 1894-1971.1
- Kister, Frederick.1
- Knox, Victor Alfred, 1899-1
- Kohler, Walter J., Jr. (Walter Jodok), 1904-1976.1
- Kohler, Walter Jodok, 1904-1
- Ku Klux Klan (1915-)1
- La Follette, Robert M. (Robert Marion), 1855-1925.1
- League of Nations.1
- Liebold, Ernest G., 1884-1
- Lodge, Henry Cabot, 1902-1
- Lodge, Henry Cabot, Jr., 1902-1985.1
- Lohbeck, Donald, 1917-1
- Long, Earl Kemp, 1895-1960.1
- Loomis, Homer.1
- MacFarland, W. Henry.1
- Magsaysay, Ramon, 1907-1957.1