All available race results Jan Plantaz
| Date | Race | Rank |
| 01/09 | World Championships Road Race (Amateurs) | 3 |
Rider information for 1951
| Rank | 385 |
| Score | 82 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Individual |
| Date | Race | Rank |
| 02/08 | Olympic Games Helsinki - Road Race | 22 |
Rider information for 1952
| Rank | 487 |
| Score | 54 |
| 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 | 426 |
| Score | 67 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Sunkist Fruits |
No results available in season 1955.
Rider information for 1955
| Rank | 1346 |
| Score | 2 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Remington |
No results available in season 1956.
Rider information for 1956
| Rank | 1443 |
| Score | 0 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Eroba |
No results available in season 1957.
Rider information for 1957
| Rank | 1533 |
| Score | 0 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Eroba - Vredestein |
No results available in season 1958.
Rider information for 1958
| Rank | 1181 |
| Score | 4 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Eroba - Vredestein |
No results available in season 1959.
Rider information for 1959
| Rank | 1346 |
| Score | 0 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Eroba - Vredestein |
No results available in season 1960.
Rider information for 1960
| Rank | 1392 |
| Score | 0 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Eroba - Vredestein |
No results available in season 1961.
Rider information for 1961
| Rank | 1378 |
| 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 | 627 |
| Score | 25 |
| Name | Jan PLANTAZ |
| Country | Netherlands |
| Team | Tigra |