.
| Genus | Common name | |
|---|---|---|
| 
                                                
                                                
                                                 | 
                                            Galerida Boie, F | lark | 
| 
                                                
                                                
                                                 | 
                                            Gallicolumba Gmelin | green pigeon | 
| 
                                                
                                                
                                                 | 
                                            Gallicrex Blyth | watercock | 
| 
                                                
                                                
                                                 | 
                                            Gallinago Brisson | Snipe | 
| 
                                                
                                                
                                                 | 
                                            Gallinula Brisson | Moorhens | 
| 
                                                
                                                
                                                 | 
                                            Gallirallus Lafresnaye | Weka | 
| 
                                                
                                                
                                                 | 
                                            Gallirex Lesson | |
| 
                                                
                                                
                                                 | 
                                            Galloperdix Blyth | Asian spurfowl | 
| 
                                                
                                                
                                                 | 
                                            Gallus Brisson | Junglefowl | 
| 
                                                
                                                
                                                 | 
                                            Gampsonyx Vigors | Pearl kite | 
| 
                                                
                                                
                                                 | 
                                            Gampsorhynchus Blyth | babbler | 
| 
                                                
                                                
                                                 | 
                                            Garrodia Forbes, WA | grey-backed storm petrel | 
| 
                                                
                                                
                                                 | 
                                            Garrulax Lesson | laughingthrush | 
| 
                                                
                                                
                                                 | 
                                            Garrulus Brisson | Old World jays, brown jays | 
| 
                                                
                                                
                                                 | 
                                            Gavia Forster | Loons, divers | 
| 
                                                
                                                
                                                 | 
                                            Gecinulus Blyth | woodpecker | 
| 
                                                
                                                
                                                 | 
                                            Gelochelidon C. L. Brehm | tern | 
| 
                                                
                                                
                                                 | 
                                            Geobiastes Sharpe | scaly ground roller | 
| 
                                                
                                                
                                                 | 
                                            Geococcyx Wagler | roadrunners, chaparral birds, chaparral cocks | 
| 
                                                
                                                
                                                 | 
                                            Geocolaptes Swainson | ground woodpecker | 
| 
                                                
                                                
                                                 | 
                                            Geoffroyus Bonaparte | |
| 
                                                
                                                
                                                 | 
                                            Geokichla S. Müller | thrush | 
| 
                                                
                                                
                                                 | 
                                            Geophaps G.R. Gray | pigeon | 
| Geospiza Gould | ||
| 
                                                
                                                
                                                 | 
                                            Geothlypis Cabanis | Mourning Warbler | 
| 
                                                
                                                
                                                 | 
                                            Geotrygon Gosse | quail-doves | 
| 
                                                
                                                
                                                 | 
                                            Geronticus Wagler | |
| 
                                                
                                                
                                                 | 
                                            Glareola Brisson | Pratincoles | 
| 
                                                
                                                
                                                 | 
                                            Glaucestrilda Roberts | |
| 
                                                
                                                
                                                 | 
                                            Glaucidium F. Boie | Pygmy owl | 
| 
                                                
                                                
                                                 | 
                                            Glaucis Boie, F | |
| 
                                                
                                                
                                                 | 
                                            Glossopsitta Bonaparte | musk lorikeet | 
| 
                                                
                                                
                                                 | 
                                            Gnorimopsar Richmond | chopi blackbird | 
| 
                                                
                                                
                                                 | 
                                            Goodfellowia Hartert | myna | 
| 
                                                
                                                
                                                 | 
                                            Gorsachius Bonaparte | zigzag heron | 
| 
                                                
                                                
                                                 | 
                                            Goura Stephens | crowned pigeon | 
| 
                                                
                                                
                                                 | 
                                            Gracula Linnaeus | hill myna | 
| 
                                                
                                                
                                                 | 
                                            Gracupica Lesson | |
| 
                                                
                                                
                                                 | 
                                            Grallaria Vieillot | antpitta | 
| 
                                                
                                                
                                                 | 
                                            Grallaricula P.L. Sclater | antpitta | 
| 
                                                
                                                
                                                 | 
                                            Grammatoptila Reichenbach | striated laughingthrush | 
| 
                                                
                                                
                                                 | 
                                            Granatellus Bonaparte | chat | 
| 
                                                
                                                
                                                 | 
                                            Granatina Sharpe | |
| 
                                                
                                                
                                                 | 
                                            Grandala Hodgson | grandala | 
| 
                                                
                                                
                                                 | 
                                            Graueria Hartert | Grauer's warbler | 
| Graydidascalus Bonaparte | parrot | |
| 
                                                
                                                
                                                 | 
                                            Grus Brisson | |
| 
                                                
                                                
                                                 | 
                                            Guaruba Lesson | golden parakeet | 
| 
                                                
                                                
                                                 | 
                                            Gubernatrix Lesson | yellow cardinal | 
| 
                                                
                                                
                                                 | 
                                            Guira Lesson | |
| 
                                                
                                                
                                                 | 
                                            Gulosus Montagu | European shag | 
| 
                                                
                                                
                                                 | 
                                            Guttera Wagler | guineafowl | 
| 
                                                
                                                
                                                 | 
                                            Gygis Wagler | noddies | 
| 
                                                
                                                
                                                 | 
                                            Gymnasio Bonaparte | Puerto Rican owl | 
| 
                                                
                                                
                                                 | 
                                            Gymnoderus E. Geoffroy Saint-Hilaire | Bare-necked fruitcrow | 
| 
                                                
                                                
                                                 | 
                                            Gymnogyps Lesson | |
| 
                                                
                                                
                                                 | 
                                            Gymnopithys Bonaparte | antbird | 
| 
                                                
                                                
                                                 | 
                                            Gymnorhina Gray, GR | Australian magpie | 
| 
                                                
                                                
                                                 | 
                                            Gymnorhinus Wied-Neuwied | pinyon jay | 
| 
                                                
                                                
                                                 | 
                                            Gymnoris Blyth | bush sparrow, petronia | 
| 
                                                
                                                
                                                 | 
                                            Gypaetus Storr | |
| 
                                                
                                                
                                                 | 
                                            Gypohierax Rüppell | palm-nut vulture | 
| 
                                                
                                                
                                                 | 
                                            Gyps Savigny | griffon vulture | 
| 
                                                
                                                
                                                 | 
                                            Gypsophila Oates | babbler |