 Marie Horackova | Tiro con arco |
 Dóra Horányi | |
 Yuto Horigome | Patineta |
| Kojiro Horimizu | Tiro |
 Matilda Horn | Remo |
 Stefanie Horn | Canoe/Kayak |
 Bohdan-Ivan Horodyskyy | Atletismo |
 Julio Horrego | Aquatics |
| Kristýna Horská | Aquatics |
 Caetano Horta Pombo | Remo |
 Hortensia Van De Leeuwerk | |
 Genevieve Horton | Remo |
| Mack Horton | Aquatics |
 Anita Horvat | Atletismo |
| Rikuya Hoshino | Golf |
 Alicia Hoskin | Canoe/Kayak |
| Katinka Hosszú | Aquatics |
 Manon Hostens | Canoe/Kayak |
| Nicholas Hough | Atletismo |
 Hugo Houle | Ciclismo |
 Michael Houlie | Aquatics |
 Marlyse Hourtou | Tiro con arco |
 Marc Houtzager | Ecuestre |
 Viktor Hovland | Golf |
| Leigh Howard | Ciclismo |