Same race results
Results in races where both riders started.
| # | Date | Race | Piet Damen | Daan de Groot | ||||
|---|---|---|---|---|---|---|---|---|
| 1 | 1961-07-30 | National Championships Netherlands - Road Race | 6 | 32 | ||||
| 2 | 1959-07-05 | Tour de France | Stage 10 | 26 | DNF | ||||
| 3 | 1959-07-03 | Tour de France | Stage 9 | 77 | 69 | ||||
| 4 | 1959-07-02 | Tour de France | Stage 8 | 86 | 91 | ||||
| 5 | 1959-07-01 | Tour de France | Stage 7 | 71 | 62 | ||||
| 6 | 1959-06-30 | Tour de France | Stage 6 (ITT) | 32 | 28 | ||||
| 7 | 1959-06-29 | Tour de France | Stage 5 | 78 | 96 | ||||
| 8 | 1959-06-28 | Tour de France | Stage 4 | 17 | 19 | ||||
| 9 | 1959-06-27 | Tour de France | Stage 3 | 80 | 67 | ||||
| 10 | 1959-06-26 | Tour de France | Stage 2 | 37 | 23 | ||||
| 11 | 1959-06-25 | Tour de France | Stage 1 | 63 | 2 | ||||
| 12 | 1959-05-10 | 4 Jours de Dunkerque / Tour du Nord-pas-de-Calais | General classification | 15 | 8 | ||||
| 13 | 1958-06-22 | Ronde van Nederland | General classification | 40 | 34 | ||||
| 14 | 1958-06-17 | Ronde van Nederland | Stage 1 | 27 | 16 | ||||
| 5 | 9 |