Olimpiadas de Verano 2024 - Deportistas
| Deportista | Deporte |
|---|---|
 Ana Barbosu | Gimnasia |
 Jaclyn Barclay | |
 Viyaleta Bardzilouskaya | Gimnasia |
| Vfiyaleta Bardzilouskaya | |
 Selemon Barega | |
 Michael Bargeron | |
| Elinor Barker | Ciclismo |
 Mehran Barkhordari | Taekwondo |
 Justin Barnes | |
 Zandrian Barnes | |
| Thomas Barras | |
 Tomas Barrios Vera | Tenis |
 Ian Barrows | Vela |
| Canyon Barry | |
 Mutaz Essa Barshim | Atletismo |
 Nicola Bartolini | |
| Martina Bartolomei | |
| Trevor Bassitt | |
 Khulan Batkhuyag | Lucha |
| Haley Batten | Ciclismo |
| Michela Battiston | |
| Nadia Battocletti | Atletismo |
| Baasankhuu Bavuudorj | Judo |
 Cassandre Beaugrand | Triatlón |
| Michael Beckett |