| I-Kiribati (1 result) | |
| Indian (227 results) | |
| Indonesian (16 results) | |
| Ingush (1 result) | |
| Iranian (113 results) | |
| Iraqi (32 results) | |
| Irish (484 results) | |
| Irish-American (20 results) | |
| Irish-Canadian (15 results) | |
| Israeli (19 results) | |
| Italian (140 results) | |
| Ivoirian (5 results) |