Most grandtour starts by competitors
Number of starts in grand tours before the start of Circuit du Morbihan 1966.
| Pos. | Rider | Starts | Tour | Giro | Vuelta |
|---|---|---|---|---|---|
| 1 | FOUCHER André | 8 | 7 | 1 | - |
| 2 | GAINCHE Jean | 8 | 8 | - | - |
| 3 | GROUSSARD Georges | 6 | 6 | - | - |
| 4 | DELISLE Raymond | 2 | 2 | - | - |
| 5 | LE MELLEC Pierre | 1 | 1 | - | - |
| 6 | BLANC Francis | 1 | 1 | - | - |
| 7 | LEBRETON Raymond | 1 | 1 | - | - |
| 8 | MARCARINI Gianni | 1 | - | - | 1 |
| 9 | BERLAND Roland | 0 | - | - | - |
| 10 | MERCKX Eddy | 0 | - | - | - |
| 11 | DUMONT Jean | 0 | - | - | - |
| 12 | ARZÉ Jean | 0 | - | - | - |
| 13 | ZOLLINGER Rudi | 0 | - | - | - |