Names
- Kirstein, George G.1
- Kirstein, George Garland, 1909-1
- Knopf, Alfred A., 1892-1
- Knopf, Alfred A., 1892-1984.1
- Kunstler, William M. (William Moses), 1919-1995.1
- Kunstler, William Moses, 1919-1
- La Guardia, Fiorello H. (Fiorello Henry), 1882-1947.1
- La Piana, George, 1879-1971.1
- LaGuardia, Fiorella Henry, 1882-1947.1
- LaPiana, George, 1879-1971.1
- Lamont, Corliss, 1902-1
- Lamont, Corliss, 1902-1995.1
- Landon, Alfred M. (Alfred Mossman), 1887-1987.1
- Landon, Alfred Mossman, 1887-1
- Lasker, Bruno, 1880-1965.1
- Latham, Harold Strong, 1887-1969.1
- Lathrop, John Howland, 1880-1967.1
- League for Fair Play.1
- League for Industrial Democracy.1
- League of Women Shoppers1