- Abdullah Alomar
- Abdullah Konak
- Abel Sapirstein
- Abhinanda Sarkar
- Abhinav Gupta
- Abhinav Prakash
- Abhishek Deshmane
- Abhishek K. Shrivastava
- Abhishek Pathak
- Abhyuday Mandal
- Abraham Charnes
- Abraham Charnes and William W. Cooper
- Abraham George
- Abraham Seidmann
- Achal Bassamboo
- Achara Tiong
- Achraf Bahamou
- Ada Choi
- Ada Y. Barlatt
- Adam Cobb