| Cycling |
1964 World Cyclo-Cross Championships |
Overboelare |
 BEL |
Cyclo-Cross, Men |
18 |
BEL |
|
| Cycling |
1966 World Cyclo-Cross Championships |
Beasain |
 ESP |
Cyclo-Cross, Men |
🥇 |
BEL |
|
| Cycling |
1967 World Cyclo-Cross Championships |
Zürich |
 SUI |
Cyclo-Cross, Men |
5 |
BEL |
|
| Cycling |
1968 World Cyclo-Cross Championships |
Luxembourg |
 LUX |
Cyclo-Cross, Men |
🥇 |
BEL |
|
| Cycling |
1969 World Cyclo-Cross Championships |
Magstadt |
 GER |
Cyclo-Cross, Men |
🥇 |
BEL |
|
| Cycling |
1970 World Cyclo-Cross Championships |
Zolder |
BEL |
Cyclo-Cross, Men |
🥇 |
BEL |
|
| Cycling |
1971 World Cyclo-Cross Championships |
Apeldoorn |
 NED |
Cyclo-Cross, Men |
🥇 |
BEL |
|
| Cycling |
1972 World Cyclo-Cross Championships |
Praha |
 TCH |
Cyclo-Cross, Men |
🥇 |
BEL |
|
| Cycling |
1973 World Cyclo-Cross Championships |
London |
 GBR |
Cyclo-Cross, Men |
🥇 |
BEL |
|
| Cycling |
1975 World Cyclo-Cross Championships |
Melchnau |
SUI |
Cyclo-Cross, Men |
4 |
BEL |
|
| Cycling |
1977 World Cyclo-Cross Championships |
Hannover |
GER |
Cyclo-Cross, Men |
🥉 |
BEL |
|
| Cycling |
1979 World Cyclo-Cross Championships |
Saccolongo |
 ITA |
Cyclo-Cross, Men |
DNF |
BEL |
|