2020 Zomer Olympische Spelen - Atleten
| Atleet | Sport |
|---|---|
 Eleanor Bezzina | Schieten |
 Manu Bhaker | Schieten |
| Sarthak Bhambri | |
 Romina Biagioli | Triatlon |
| Cecilia Biagioli | Aquatics |
 Ilaria Bianchi | Aquatics |
 Yao Bianwa | Wielrennen |
 Timo Bichler | Wielrennen |
 Bence Bicsák | Triatlon |
 Walid Bidani | |
 Quentin Bigot | Athletiek |
 Benjamin Bildstein | Zeilen |
 Simone Biles | Gymnastiek |
 Simonas Bilis | Aquatics |
| Mathieu Billot | Ruiter |
 Lauren Billys | Ruiter |
 Mathieu Bilodeau | Athletiek |
| Feng Bin | Athletiek |
 Saif Bin Futtais | Schieten |
 Khairulnizam Bin Mohd Afendy | Zeilen |
 Martin Binedell | Aquatics |
| Bingfeng | |
| Khamica Bingham | Athletiek |
| He Bingjiao | Badminton |
| Li Bingjie | Aquatics |