| common ground | Gemeinsamkeit |
| common ground dove | Sperlingstaube |
| common groundsel | Gemeines Greiskraut |
| Common Guillemot | Trottellumme |
| common gull | Sturmmöwe |
| common gymnure | Grosser Rattenigel |
| common gypsyweed | Echter Ehrenpreis |
| Common Haircap | Goldenes Frauenhaarmoos |
| common hamster | Feldhamster |
| common hardgrass | Gewöhnliches Hartgras |
| Common Hardware Reference Platform | Common Hardware Reference Platform |
| common hare | Kaphase |
| common hare wallaby | Östliches Hasenkänguru |
| common harp | Harfenschnecke |
| common hawk cuckoo | Wechselkuckuck |
| common hawk-cuckoo | Wechselkuckuck |
| Common Hawker | Torf-Mosaikjungfer |
| Common Hawthorn | Eingriffeliger Weißdorn |
| Common Hazel | Gemeine Hasel |
| common heath grass | Dreizahn |
| common heather | Heidekraut |
| common hedgehog | Braunbrustigel |
| common heliotrope | Garten-Sonnenwende |
| common hemp | Echter Hanf |
| common hemp agrimony | Gewöhnlicher Wasserdost |
| common hemp-nettle | Hanfnessel |
| common hepatic artery | Arteria hepatica communis |
| common hepatica | Leberblümchen |
| common herd | die Masse |
| common highway | gemeinsame Abnehmerleitung |
| common hill myna | Beo |
| common hill partridge | Hügelhuhn |
| Common Hogweed | Wiesen-Bärenklau |
| common holly | Gewöhnliche Stechpalme |
| common honeysuckle | Waldgeißblatt |
| common hop | Echter Hopfen |
| common horse chestnut | Gewöhnliche Rosskastanie |
| common horse fly | Blinde Fliege |
| Common Horse-chestnut | Gewöhnliche Rosskastanie |
| common horse-fly | Blinde Fliege |
| Common horsechestnut | Rosskastanie |
| common horsefly | Blinde Fliege |
| common horsetail | Zinnkraut |
| common house borer | Holzwurm |
| common house cricket | Heimchen |
| Common house martin | Mehlschwalbe |
| common house mosquito | Gemeine Stechmücke |
| common house-martin | Mehlschwalbe |
| common household | gemeinsamer Haushalt |
| common household income | gemeinsames Haushaltseinkommen |
| common identity | Zusammengehörigkeitsgefühl |
| common iliac artery | Arteria iliaca communis |
| common illness | Volkskrankheit |
