Info
| Last name | Ottenbros |
| First name | Harm |
| Nationality |  Netherlands |
| Date of birth | 27-06-1943 |
| Place of birth | Alkmaar |
| Passed away | 04-05-2022 |
| Age when passed away | 78 |
| Place of passing | Strijen |
Monuments
| Date | Rank | Race | |||||
|---|---|---|---|---|---|---|---|
| 28-07 | 7 | National Road Championships - Netherlands (CN) | |||||
 Tour de Suisse (2.1) | |||||||
| 22-06 | 1 | Stage 5Emmenbrücke - Burgdorf (143.0km) | |||||
| 21-06 | 4 | Stage 4Martigny - Emmenbrücke (237.0km) | |||||
| 18-06 | 4 | Stage 1Zürich - Vaduz (190.0km) | |||||
 Giro d'Italia (2.HC) | |||||||
| 03-06 | 2 | Stage 15Lido degli Estensi - Mantova (164.0km) | |||||
| 02-06 | 9 | Stage 14Riccione - Lido degli Estensi (94.0km) | |||||
| 01-06 | 2 | Stage 13Chieti - Riccione (253.0km) | |||||
| 30-05 | 5 | Stage 11Potenza - Salerno (160.0km) | |||||
| 29-05 | 3 | Stage 10Bari - Potenza (145.0km) | |||||
| 28-04 | 38 |  La Flèche Wallonne (1.1) | |||||
| 15-04 | 27 | Amstel Gold Race (CDM) | |||||
| Ronde van België (2.3) | |||||||
| 20 |  Standings | ||||||
| 07-04 | Stage 4Gent - Brussel (213.0km) | ||||||
Teams
| Year | Team |
|---|---|
| 1976 | Ormas - Sharp |
| 1975 | Frisol - GBC |
| 1974 | Frisol - Flair Plastics |
| 1973 | Kela Tapijt |
| 1972 | Wybert - Läkerol |
| 1971 | Gazelle |
| 1970 | Willem II - Gazelle |
| 1969 | Willem II - Gazelle |
| 1968 | Netherlands B |
| 1968 | Willem II - Gazelle |
| 1967 | Willem II - Gazelle / Cynar |
Victories
| This year | 0 |
| Total | 5 |