 Lynna Irby | Atletismo |
 Ryosuke Irie | Aquatics |
 Kamola Irnazarova | Gimnasia |
 Edgar Iro | Aquatics |
 Abigail Irozuru | Atletismo |
 Diana Iscaye | |
 Ola Stunes Isene | Atletismo |
 Valentina Iseppi | Remo |
 Mohab Ishak | Aquatics |
 Olimjon Ishanov | Aquatics |
| Naoko Ishihara | Tiro |
| Yu Ishikawa | |
 Justyna Iskrzycka | Canoe/Kayak |
 Md Shariful Islam | Aquatics |
 Istanbull V.H Ooievaarshof | |
| Denis Istomin | Tenis |
| Minami Itahashi | Aquatics |
| Rikuya Ito | Atletismo |
| Tatsuhiko Ito | Atletismo |
| Hiroki Ito | Aquatics |
| Yoichi Itokazu | Levantamiento de Pesas |
 Usheoritse Itsekiri | Atletismo |
 Florentina Iusco | Atletismo |
 Antani Ivanov | Aquatics |
| Tihomir Ivanov | Atletismo |