All available race results Jan Plantaz
| Date | Race | Rank |
| 01/09 | World Championships Road Race (Amateurs) | 3 |
Rider information for 1951
| Rank | 378 |
| Score | 81 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Individual |
| Date | Race | Rank |
| 02/08 | Olympic Games Helsinki - Road Race | 22 |
Rider information for 1952
| Rank | 482 |
| Score | 56 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Individual |
| Date | Race | Rank |
| Ronde van Nederland | ||
| 26/04 | Stage 1 | 8 |
| 29/04 | Stage 4 | 10 |
| 02/05 | General Classification | 30 |
Rider information for 1954
| Rank | 489 |
| Score | 48 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Sunkist Fruits |
No results available in season 1955.
Rider information for 1955
| Rank | 1282 |
| Score | 2 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Remington |
No results available in season 1956.
Rider information for 1956
| Rank | 1404 |
| Score | 0 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Eroba |
No results available in season 1957.
Rider information for 1957
| Rank | 1497 |
| Score | 0 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Eroba - Vredestein |
No results available in season 1958.
Rider information for 1958
| Rank | 1157 |
| Score | 4 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Eroba - Vredestein |
No results available in season 1959.
Rider information for 1959
| Rank | 1300 |
| Score | 0 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Eroba - Vredestein |
No results available in season 1960.
Rider information for 1960
| Rank | 1348 |
| Score | 0 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Eroba - Vredestein |
No results available in season 1961.
Rider information for 1961
| Rank | 1361 |
| Score | 0 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Rüberg - Liga |
| Date | Race | Rank |
| Deutschlandrundfahrt | ||
| 18/04 | General Classification | 33 |
| 06/05 | G.P. Union - Dortmund | 25 |
Rider information for 1962
| Rank | 620 |
| Score | 26 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Tigra |