- LeMone, Archie1
- LeMoyne-Owen College3
- Leadership Conference of Women Religious of the United States1
- Leazer, Gary H.1
- Lee, Phillip1
- Leeuwen, Arend Theodoor van, 1918-19932
- Lehigh University1
- Lehmann, Paul Louis, 1906-199423
- Lessard, Raymond W., 1930-20161
- Lifton, Robert Jay, 1926-1
- Lilje, Hanns, 1899-19772
- Lin, Paul T. K., 1920-20041
- Lincoln, C. Eric (Charles Eric), 1924-20002
- Lindaman, Edward B.1
- Lindsay, John V. (John Vliet)1
- Little, Sara1
- Lloyd James, Arthur, 1884-19431
- Lochman, Jan Milič1
- Lokra, Anirudh1
- Loomis, E. A.1
- Lovin, Robin W.1
- Luccock, Halford Edward, 1885-19601
- Lyman, Mary Redington Ely, 1887-19751
- Lynn, Robert W.5
- MacInnis, Donald E.1
- MacLeod, George F. (George Fielden), Baron, 1895-19911
- Macquarrie, John12
- Manchester College (North Manchester, Ind.)1
- Mars, S. S.1
- Marsh, Clinton M. (Clinton McClurkin), 1916-1
- Marshall, Diane, 1944-1
- Marshall, Peter, 1902-19492
- Marthaler, Berard L.1
- Martin, James Alfred, 1917-20074
- Martin, Joan M. (Joan Marie)1
- Marty, Martin E., 1928-1
- Martyn, J. Louis (James Louis), 1925-20155
- Matthews, Charles1
- Matthews, Z. K. (Zachariah Keodirelang), 1901-19682
- May, Melanie A.1
- May, Rollo1
- Mbiti, John S.7
- McArthur, Harvey K.1
- McCarter, Neely Dixon, 1929-1
- McCloud-Baxter, Rosa1
- McCracken, Robert J. (Robert James), 1904-19733
- McDonald, Timothy, III1
- McDonough, John T.1
- McGill, Arthur C. (Arthur Chute)2
- McGrew Bennett, Anne, 1903-19862
- McKeever, D. David1
- McKnight, J. Michael1
- McNally, Robert E.1
- McNeil, Genna Rae1
- McNeill, John T. (John Thomas), 1885-19751
- Mead, Sidney E. (Sidney Earl), 1904-19991
- Medema, Ken1
- Meland, Bernard Eugene, 1899-19931
- Metz, Johann Baptist, 1928-2
- Metzger, Bruce M. (Bruce Manning), 1914-20071