Names
- Leland, Frank Bruce.1
- Lewis, James A.1
- Lilienthal, David Eli, 1899-1981.1
- Lincoln, Abraham, 1809-1865.1
- Lindbergh, Charles A. (Charles Augustus), 1902-1974.1
- Little, Clarence Cook, 18881
- Lloyd, Alice Crocker, 1893-1950.1
- Lombard, Warren P. (Warren Plimpton), 1855-1939.1
- Lorch, Emil, 1870-1963.1
- Louis, Joe, 1914-1981.1
- Lynch, John David, 1890-1946.1
- Lyon, Lucius, 1800-1851.1
- Lyons, Chalmers John, 1874-1935.1
- MacLeish, Archibald, 1892-1982.1
- Mackinac Bridge Authority (Mich.)1
- Maddy, Joseph E. (Joseph Edgar), 1891-1966.1
- Madelon Pound House (University of Michigan)1
- Malcolm, George Arthur, 1881-1961.1
- Manwaring, Joshua, 1824-1903.1
- Mapes, Carl Edgar, 1874-19391