| Name |
| Dürkopp |
|
| Daccordi |
|
| Dandy |
|
| Danoy |
|
| Danzas |
|
| Dardenne |
|
| Dare |
|
| Dave Russell Cycles |
|
| Davidson |
|
| Dawes |
|
| DBS |
|
| De Dion |
|
| De Gribaldy |
|
| De Groene Leeuw |
|
| De Maio |
|
| De Rosa |
|
| De Visscher Sport |
|
| Dean Cycles |
|
| Decathlon |
|
| Dei |
|
| Delangle |
|
| Delez |
|
| Delphin |
|
| Denti |
|
| Depas |
|
| Derby |
|
| Devel |
|
| Devinci |
|
| Devos |
|
| DHL |
|
| Diamant |
|
| Diamond Back |
|
| Diavolo |
|
| Dilecta |
|
| Dogma |
|
| Dolan |
|
| Doniselli |
|
| Dooleys |
|
| Dossche Sport |
|
| Dotti |
|
| Double Dragon |
|
| Drössiger |
|
| Drag |
|
| Drali |
|
| Drapac Porsche |
|
| Dreher |
|
| Drossiger |
|
| Duarte |
|
| Duell |
|
| Duratec |
|
| Durkopp |
|
| Dynamic |
|
| Dynatek |
|
