2012 Zomer Olympische Spelen - Atleten
| Atleet | Sport |
|---|---|
 Mathias Stenderup Gydesen | Aquatics |
 Jeong Gyeong-Mi | Judo |
 Mario Gyr | Roeien |
| Chang Gyucheol | Aquatics |
 Spas Gyurov | Wielrennen |
 Gergely Gyurta | Aquatics |
| Dániel Gyurta | Aquatics |
| Kim Ha-Na | Badminton |
 Alex Haas | Canoe/Kayak |
 Robin Haase | Tennis |
 Ahmed Habash | Zeilen |
 Tino Häber | Athletiek |
 Halima Hachlaf | Athletiek |
 Hocine Haciane | Aquatics |
| Marcel Hacker | Roeien |
 Semoy Hackett | Athletiek |
 Dana Hadacova | Tafeltennis |
 Ehsan Hadadi | Athletiek |
 Soraya Haddad | Judo |
| Soufiane Haddi | Wielrennen |
| Badreddine Haddioui | Boksen |
| Jayden Hadler | Aquatics |
 Kerson Hadley | Aquatics |
| Stefan Haertel | Boksen |
| Hussein Hafiz | Judo |