| Gianmaria Bruni | Gianmaria Bruni |
| Gianna Angelopoulos-Daskalaki | Gianna Angelopoulos-Daskalaki |
| Gianna Beretta Molla | Gianna Beretta Molla |
| Gianna Michaels | Gianna Michaels |
| Gianni Agnelli | Giovanni Agnelli |
| Gianni Morandi | Gianni Morandi |
| Gianni Morbidelli | Gianni Morbidelli |
| Gianni Rivera | Gianni Rivera |
| Gianni Rodari | Gianni Rodari |
| Gianni Schicchi | Gianni Schicchi |
| Giannis Christou | Jani Christou |
| Giannitsa | Giannitsa |
| Gianotti-Crosti syndrome | Gianotti-Crosti-Syndrom |
| Gianpiero Combi | Giampiero Combi |
| giant | Brocken |
| giant ant-eater | Großer Ameisenbär |
| giant Antarctic octopus | Atlantische Riesenkrake |
| giant anteater | Großer Ameisenbär |
| giant antpitta | Riesenameisenpitta |
| giant antshrike | Riesenameisenwürger |
| giant arapaima | Arapaima |
| giant arborvitae | Riesenlebensbaum |
| giant armadillo | Riesengürteltier |
| Giant Asian mantis | Hierodula membranacea |
| giant babax | Riesenbabax |
| giant balloon | gigantischer Ballon |
| giant barb | Riesenbarbe |
| giant barracuda | Großer Barrakuda |
| Giant beaked whale | Schwarzwale |
| giant bellflower | Breitblättrige Glockenblume |
| giant blazing star | Glattstängelige Mentzelie |
| giant boobs | Riesendinger |
| Giant Bottlenose Whale | Südlicher Schwarzwal |
| giant bubble | Riesenseifenblase |
| giant burrowing cockroach | Australische Grossschabe |
| giant buttercup | Butterblume |
| giant cactus | Kandelaberkaktus |
| giant cane | Riesenschilf |
| Giant Cask | Dürkheimer Riesenfass |
| giant cat-mint | Grossblütige Katzenminze |
| giant catmint | Grossblütige Katzenminze |
| giant cedar | Riesenlebensbaum |
| giant cell | Riesenzelle |
| giant cell aortitis | Riesenzellaortitis |
| giant cell arteritis , GCA | Arteriitis gigantocellularis |
| giant cell carcinoma , GCC | Riesenzellenkarzinom |
| giant cell epulis | Riesenzellepulis |
| giant cell formation | Riesenzellbildung |
| giant cell granuloma | Riesenzellgranulom |
| giant cell hepatitis | Riesenzellhepatitis |
| giant cell myocarditis | Riesenzellmyokarditis |
| giant cell pneumonia | Riesenzellpneumonie |
| giant cell sarcoma | Riesenzellensarkom |
| giant cell thyroiditis | Riesenzellthyreoiditis |
| giant cell tumor , GCT | Riesenzellentumor , RZT |
| giant cell tumour , GCT | Riesenzellentumor , RZT |
| giant cells | Riesenzellen |
| giant clam | Große Riesenmuschel |
| giant clams | Riesenmuscheln |
| giant cockroach | Grossschabe |
| giant combine | Mammutkonzern |
| giant conebill | Riesenspitzschnabel |
| giant coot | Riesenbläßhuhn |
| giant cow parsley | Riesenbärenklau |
| giant cow parsnip | Riesenbärenklau |
| giant cow-parsnip | Riesenbärenklau |
| giant cowbird | Riesenkuhstärling |
| giant cowparsnip | Riesen-Bärenklau |
| giant danio | Malabakärpfling |
| giant deer | Riesenhirsch |
| giant desert hairy scorpion | Grosser Texas-Skorpion |
| giant Dutch crocus | Frühlingskrokus |
| giant eland | Riesen-Elenantilope |
| giant emperor moth | Wiener Nachtpfauenauge |
| giant fennel | Riesenfenchel |
| giant fennels | Steckenkräuter |
| giant fir | Riesentanne |
| giant flying squirrel | Riesen-Gleithörnchen |
| giant flying squirrels | Riesen-Gleithörnchen |
| giant follicle lymphoma | grossfollikuläres Lymphom |
| giant follicular lymphoma | grossfollikuläres Lymphom |
| giant follicular thyroiditis | Riesenzellthyreoiditis |
| giant forest pig | Riesenwaldschwein |
| giant four-toothed whale | Baird-Schnabelwal |
| giant frogfish | Riesen-Anglerfisch |
| giant geranium | Kanaren-Storchschnabel |
| Giant Gippsland earthworm | Megascolides australis |
| Giant golden-crowned flying fox | Goldkronen-Flughund |
| giant golden-rod | Riesengoldrute |
| giant goldenrod | Riesengoldrute |
| Giant gourami | Riesenguramis |
| giant ground cherry | Kapstachelbeere |
| giant group | Riesenkonzern |
| Giant grouper | Riesenzackenbarsch |
| giant hairy scorpion | Grosser Texas-Skorpion |
| Giant Hogweed | Riesenbärenklau |
| giant honey bee | Riesenhonigbiene |
| giant honey-bee | Riesenhonigbiene |
| giant honeybee | Riesenhonigbiene |
| giant horsetail | Riesenschachtelhalm |
| giant house spider | Große Winkelspinne |
| Giant Hummingbird | Riesenkolibri |
| Giant hutia | Riesenhutias |
| giant hygro | Riesenwasserfreund |
| giant hypertrophic gastritis | Gastritis hypertrophica gigantea |
| giant ibis | Riesenibis |
| Giant impact hypothesis | Entstehung des Mondes |
| Giant impact theory | Entstehung des Mondes |
| giant Indian silkworm | Atlasspinner |
| Giant isopod | Riesenasseln |
| giant jewel beetle | Riesenprachtkäfer |
| giant kettle | Erosionstopf |
| giant kingbird | Kubatyrann |
| giant kingfisher | Riesenfischer |
| giant lacewing | Bachhaft |
| giant laughing thrush | Riesenhäherling |
| giant leap | Riesensprung |
| giant lilies | Riesenlilien |
| giant looper | Grosser Augenspanner |
| giant looper moth | Grosser Augenspanner |
| giant Madagascar coucal | Riesencoua |
| Giant magnetoresistance | GMR-Effekt |
| giant magnetoresistance, GMR | Riesenmagnetowiderstand |
| Giant Manufacturing | Giant |
| giant molecular cloud , GMC | Riesenmolekülwolke |
| Giant Monster | Rasputin - Der Wüstling von Petersburg |
| giant montbretia | Masons Montbretie |
| giant mottled eel | Indopazifischer Aal |
| Giant Mountains | Riesengebirge |
| Giant mouse lemur | Riesenmausmakis |
| Giant naked-tailed rat | Mosaikschwanz-Riesenratten |
| giant nuthatch | Riesenkleiber |
| giant oceanic manta ray | Riesenmanta |
| giant octopus | Riesenkrake |
| giant octopuses | Riesenkraken |
| Giant of the 20th Century | Ice Man |
