- Acheson, Dean1
- Achinstein, Peter1
- Ackerman, Peter1
- Acković, Dragoljub2
- Acquisto, Luigi4
- Acton, H. B.1
- Acton, John Emerich Edward Dalberg Acton1
- Aczél, Tamás1
- Adam, Jan2
- Adamec, Ludwig W.1
- Adamovich, Anton1
- Adams, Charles1
- Adams, Julia1
- Adams, T. W.1
- Adamson, Walter L.1
- Adanto, Robert1
- Adelson, Alan1
- Ader, Emile Bertrand1
- Adet, Anne-Claire1
- Adler, Nanci1