Info
| Last name | Lahaye |
| First name | Jef |
| Nationality |  Netherlands |
| Date of birth | 02-12-1932 |
| Place of birth | Bunde |
| Passed away | 12-04-1990 |
| Age when passed away | 57 |
Monuments
| Date | Rank | Race |
|---|---|---|
| 21-06 | 8 | National Road Championships - Netherlands (CN) |
Teams
| Year | Team |
|---|---|
| 1961 | Netherlands |
| 1961 | Nederland |
| 1961 |  Groene Leeuw - SAS - Sinalco |
| 1960 | Eroba - Vredestein |
| 1959 | Eroba - Vredestein |
| 1958 | Netherlands/Luxembourg |
| 1958 | Eroba - Vredestein |
| 1957 | Eroba - Vredestein |
| 1956 | Eroba |
| 1956 | Netherlands |
Victories
| This year | 0 |
| Total | 1 |