All available race results Koen Vekemans
| Date | Race | Rank |
| Wyścig Pokoju / Závod Míru / Friedensfahrt | ||
| 20/05 | Stage 11 | 6 |
| 23/05 | General Classification | 87 |
| 05/09 | World Championships Road Race (Amateurs) | 95 |
| 13/09 | G.P. de Fourmies | 28 |
| 20/09 | G.P. Jef Scherens - Leuven | 11 |
| 23/09 | Paris - Bruxelles | 28 |
| 11/10 | Paris - Tours | 98 |
Rider information for 1987
| Rank | 517 |
| Score | 64 |
| Name | Koen VEKEMANS |
| Country | Belgium |
| Team | Lotto - Eddy Merckx |
| Date | Race | Rank |
| 06/03 | Ronde van Limburg | 15 |
| 24/04 | Nokere Koerse | 5 |
| 26/04 | Scheldeprijs - Schoten | 31 |
| 4 Jours de Dunkerque | ||
| 07/05 | General Classification | 76 |
| Tour de Luxembourg | ||
| 12/06 | General Classification | 40 |
| Tour de la Communauté Economique Européenne | ||
| 10/09 | Stage 3 | 9 |
| 11/09 | Stage 4 | 5 |
| 12/09 | Stage 5 | 17 |
| 15/09 | Stage 8 | 1 |
| 17/09 | Stage 10 | 7 |
| 18/09 | General Classification | 56 |
| 23/09 | Paris - Bruxelles | 59 |
Rider information for 1988
| Rank | 502 |
| Score | 76 |
| Name | Koen VEKEMANS |
| Country | Belgium |
| Team | Lotto - Eddy Merckx |
| Date | Race | Rank |
| 05/03 | Kuurne - Brussel - Kuurne | 25 |
| 08/03 | G.P. Fayt-le-Franc | 6 |
| 09/04 | Paris - Roubaix | 52 |
| Tour de Luxembourg | ||
| 08/06 | Stage 2 | 5 |
| 10/06 | Stage 4 | 7 |
| 30/07 | Wincanton Classic | 29 |
| Ronde van Nederland | ||
| 15/08 | Stage 1 | 7 |
| 17/08 | Stage 3 | 6 |
| 18/08 | Stage 4 | 10 |
| 19/08 | General Classification | 16 |
| Tour de la Communauté Economique Européenne | ||
| 14/09 | General Classification | 108 |
| 20/09 | Paris - Bruxelles | 123 |
Rider information for 1989
| Rank | 350 |
| Score | 134 |
| Name | Koen VEKEMANS |
| Country | Belgium |
| Team | Lotto |
| Date | Race | Rank |
| 18/02 | Trofeo Luis Puig | 126 |
| 04/03 | Kuurne - Brussel - Kuurne | 20 |
| 18/03 | Cholet-Pays de la Loire | 48 |
| 18/04 | Scheldeprijs - Schoten | 19 |
Rider information for 1990
| Rank | 848 |
| Score | 11 |
| Name | Koen VEKEMANS |
| Country | Belgium |
| Team | Lotto - Super Club |
| Date | Race | Rank |
| 10/04 | Gent - Wevelgem | 130 |
| 4 Jours de Dunkerque | ||
| 07/05 | Stage 1 | 5 |
| 12/05 | General Classification | 68 |
| 07/08 | G.P. Rik Van Steenbergen | 2 |
Rider information for 1991
| Rank | 620 |
| Score | 37 |
| Name | Koen VEKEMANS |
| Country | Belgium |
| Team | S.E.F.B. - Saxon - Gan |