- Aad, G2
- Aad, Georges44
- Aaltonen, T1
- Aartsen, MG20
- Abazov, VM9
- Abazov, Victor Mukhamedovich2
- Abdullin, Salavat1
- Abolins, M1
- Abramowicz, Halina2
- Adamson, P2
- Adloff, C1
- Agashe, Kaustubh1
- Ahdida, C1
- Ahmad, Muhammd1
- Alban, Alexander1
- Alexandrov, KV1
- Allison, WWM1
- Alner, GJ1
- Ambats, I1
- Anderson, B1