- Armenian National Committee of America1
- Armenian S.S.R.1
- Armey, Richard K., 1940-1
- Arnold and Associates, Productions, Inc.1
- Arnold, Henry Harley, 1886-19501
- Arnold, Richard S. (Richard Sheppard), 1936-20042
- Arroyo, Gloria Macapagal-, 1947-1
- Arthritis Foundation1
- Ashcroft, John D., 1942-1
- Ashe, Victor H. (Victor Henderson), 1945-1
- Ashley, Thomas L.2
- Aspin, Les4
- Aspinall, Wayne N.2
- Assad, Hafez, 1930-20001
- Association for Retarded Citizens (U.S.)1
- Association for the Advancement of Rehabilitation Technology1
- Association on Handicapped Student Service Programs in Postsecondary Education. National Conference1
- Asō, Tarō, 1940-3
- Ativalu, Tago1
- Auna, Danielle1
