| Genus | Common name | #images |
|---|---|---|
| Ianthocincla Gould | laughingthrush | 8 |
| Ibidorhyncha Vigors | 6 | |
| Ibycter Vieillot | red-throated caracara | 2 |
| Ichthyaetus Kaup | gull | 20 |
| Icteria Vieillot | yellow-breasted chat | 4 |
| Icterus Brisson | oriole | 39 |
| Icthyophaga Lesson | 28 | |
| Ictinaetus Blyth | Black eagle | 5 |
| Ictinia Vieillot | 6 | |
| Iduna Keyserling & J. H. Blasius | 13 | |
| Ilicura Reichenbach | pin-tailed manakin | 3 |
| Incaspiza Ridgway | Inca finch | 6 |
| Indicator Stephens, | honeyguide | 4 |
| Irania Filippi | white-throated robin | 1 |
| Irediparra Mathews | comb-crested jacana | 3 |
| Irena Horsfield | fairy-bluebird | 10 |
| Iridophanes Ridgway | Golden-collared honeycreeper | 2 |
| Iridosornis Lesson | tanager | 10 |
| Ispidina Kaup | kingfisher | 5 |
| Ithaginis Wagler | blood pheasant, blood partridge | 12 |
| Ixobrychus Billberg | bitterns | 42 |
| Ixoreus Bonaparte | varied thrush | 12 |
| Ixos Temminck | bulbul | 4 |
| Ixothraupis Bonaparte | tanager | 10 |