| 1955 Challenge Desgrange-Colombo | |
| Edition: | 8 |
| Competition: | Challenge Desgrange-Colombo |
| Dates: | 19 March – 23 October |
| Location: | Europe |
| Rounds: | 11 |
| Individual Champion Team: | Elvé-Peugeot |
| Previous: | 1954 |
| Next: | 1956 |
The 1955 Challenge Desgrange-Colombo was the eighth edition of the Challenge Desgrange-Colombo. It included eleven races: all the races form the 1954 edition were retained with no additions. Stan Ockers won the individual championship while Belgium retained the nations championship.
| Date | Race | Country | Winner | Team | Report | |
|---|---|---|---|---|---|---|
| 19 March | Milan–San Remo | Alcyon–Dunlop | Report | |||
| 27 March | Tour of Flanders | Bobet–BP–Hutchinson | Report | |||
| 10 April | Paris–Roubaix | Report | ||||
| 24 April | Paris–Brussels | / | Elvé-Peugeot | Report | ||
| 30 April | La Flèche Wallonne | Elvé-Peugeot | Report | |||
| 1 May | Liège–Bastogne–Liège | Elvé-Peugeot | Report | |||
| 14 May – 5 June | Giro d'Italia | Nivea-Fuchs | Report | |||
| 11 June – 18 June | Tour de Suisse | Report | ||||
| 7 July – 30 July | Tour de France | France | Report | |||
| 9 October | Paris–Tours | Report | ||||
| 23 October | Giro di Lombardia | Torpado | Report |
| Cyclist | Team | Points | ||
|---|---|---|---|---|
| 1 | 91 | |||
| 2 | 80 | |||
| 3 | 78 | |||
| 4 | 58 | |||
| 5 | 53 | |||
| 6 | 41 | |||
| 7= | 38 | |||
| 7= | 38 | |||
| 9 | 36 | |||
| 10 | 34 |
| Nation | Points | |
|---|---|---|
| 1 | 445 | |
| 2 | 387 | |
| 3 | 359 | |