- Melcher, John, 1924-20181
- Miami Tribe of Oklahoma1
- Mikva, Abner J.1
- Moore, Arch A., Jr. (Arch Alfred), 1923-20151
- Mosher, Charles Adams, 1906-19841
- Murtha, John P.1
- Nader, Ralph1
- O'Neill, Tip1
- Ponca Tribe of Indians of Oklahoma1
- Preyer, Richardson1
- Pritchard, Joel M. (Joel McFee), 1925-19971
- Public Citizen, inc. Congress Watch1
- Rangel, Charles B.1
- Rockefeller, John D., IV (John Davison), 1937-1
- Rockefeller, Nelson A. (Nelson Aldrich), 1908-19791
- Roncalio, Teno, 1916-20031
- Schroeder, Pat1
- Smith, Neal Edward, 1920-1
- Snyder, M. G. (Marion Gene), 1928-20071
- Tennessee Valley Authority1
