- King, Edward J., 1925-20061
- Lujan, Manuel, Jr., 1928-20191
- Macdonald, Torbert H. (Torbert Hart), 1917-19761
- Madden, Ray J. (Ray John), 1892-19871
- Magnuson, Warren G. (Warren Grant), 1905-19891
- Mann, James R. (James Robert), 1920-20101
- McMillan, John L. (John Lanneau), 1898-19771
- Meany, George, 1894-19801
- Melcher, John, 1924-20181
- Mikva, Abner J.1
- Morton, Rogers C. B. (Rogers Clark Ballard), 1914-19791
- Mosher, Charles Adams, 1906-19841
- Nader, Ralph1
- National Association for the Advancement of Colored People1
- National Coal Council (U.S.)1
- National Lumber and Building Material Dealers Association (U.S.)1
- National Petroleum Council1
- O'Neill, Tip1
- Oil, Chemical, and Atomic Workers International Union1
- Organization of Petroleum Exporting Countries1
