- Allen, Doris1
- Allen, Fred, 1894-19561
- Allen, George V. (George Venable), 1903-19702
- Allen, Ivan, 1911-20031
- Allen, James1
- Allen, James E., 1911-19711
- Allen, Louise1
- Allen, Pamela1
- Allen, R. Justice1
- Allen, Stan1
- Allen, Thomas E1
- Allen, William H. (William Harvey), 1874-19631
- Allen, Zita D.1
- Alleyne, Cameron Chesterfield, 1880-1
- Allin, William1
- Allione, Costanzo1
- Alonge, Ray1
- Aloni, Shulamit, 1927-20141
- Alonso, Odón, 1925-20111
- Alperin, Matt2
- Alpern, Andrew1
- Alpern, Sara, 1942-1
- Alpert, Stu1
- Alsen, Olle1
- Alsop, Joseph, 1910-19892
- Alsop, Marin1
- Alter, Gerald M1
- Alter, Robert1
- Alter-Ciné, Inc.2
- Altham, Keith1
- Altier, Charles1
- Altman, Dorothy1
- Altman, Dorothy (Radio producer)1
- Altmeyer, Arthur J. (Arthur Joseph), 1891-19721
- Alumni Federation of Columbia University1
- Alva, Margaret, 1942-1
- Alvarez, Celia2
- Alvarez, José Alberto1
- Alves, Rubem A., 1933-20141
- Alvin H. Perlmutter, Inc.1
- Amacher, Maryanne1
- Amacker, Robert, 1944-1
- Amato, Bruno1
- Amaya Distribution (Firm)1
- Amaya, Mario2
- Ambassador's Maid (Musical group)1
- Ambrose, George1
- Amen, John Harlan, 1898-19601
- Amendola, Barbara Banks4
- American Academy of Religion5
- American Academy of Religion. Conference (1976: St. Louis, Mo.)1
- American Association of University Women2
- American Brass Quintet1
- American Broadcasting Companies. ABC Radio1
- American Bureau for Medical Aid to China1
- American Documentary Films1
- American Documentary, Inc.1
- American Forces Network6
- American Friends Reconstruction Unit1
- American Friends Service Committee3