 Marie Horackova | Boogschieten |
 Dóra Horányi | |
 Yuto Horigome | Skateboarden |
| Kojiro Horimizu | Schieten |
 Matilda Horn | Roeien |
 Stefanie Horn | Canoe/Kayak |
 Bohdan-Ivan Horodyskyy | Athletiek |
 Julio Horrego | Aquatics |
| Kristýna Horská | Aquatics |
 Caetano Horta Pombo | Roeien |
 Hortensia Van De Leeuwerk | |
 Genevieve Horton | Roeien |
| Mack Horton | Aquatics |
 Anita Horvat | Athletiek |
| Rikuya Hoshino | Golf |
 Alicia Hoskin | Canoe/Kayak |
| Katinka Hosszú | Aquatics |
 Manon Hostens | Canoe/Kayak |
| Nicholas Hough | Athletiek |
 Hugo Houle | Wielrennen |
 Michael Houlie | Aquatics |
 Marlyse Hourtou | Boogschieten |
 Marc Houtzager | Ruiter |
 Viktor Hovland | Golf |
| Leigh Howard | Wielrennen |