Names
- Johnson, Pyke.1
- Joseph L. Hudson1
- Joy, Henry Bourne, 1864-1936.1
- Juliana, Queen of the Netherlands, 1909-2004.1
- Junior Achievement.1
- Kaiser-Frazer Corp.1
- Kappel, Frederick R., 1902-1
- Kipke, Harry G., 1899-1972.1
- Kneeland-Bigelow Company.1
- Knights Templar (Masonic order)1
- Knox, Frank, 1874-1944.1
- Krieger, Louis C.1
- La Guardia, Fiorello H. (Fiorello Henry), 1882-1947.1
- Lagonda (Ship)1
- Lasker, Albert Davis, 1880-1952.1
- League for Socialist Reconstruction (U.S.)1
- Leland, Henry Martyn, 1843-1932.1
- Leonard, Donald S. (Donald Sparling), 1903-19761
- Leonard, Donald S. (Donald Sparling), 1903-1976.1
- Lewis, John Llewellyn, 1880-1969.1