Debutants
Thierry Gouvenou is the youngest debutant in Ronde van Vlaanderen in 1991. There are 25 debutants.
| # | Rider | Team | Age |
|---|---|---|---|
| 1 | GOUVENOU Thierry | Z - Peugeot | 21y + 328d |
| 2 | FARAZIJN Peter | Weinmann - Eddy Merckx | 22y + 70d |
| 3 | JALABERT Laurent | Toshiba | 22y + 128d |
| 4 | MONCASSIN Frédéric | Castorama - Raleigh | 22y + 193d |
| 5 | ALDAG Rolf | Helvetia - La Suisse | 22y + 225d |
| 6 | KRIEGER Dominik | Helvetia - La Suisse | 22y + 286d |
| 7 | DE CLERCQ Eric | La William - Saltos | 23y + 125d |
| 8 | CIPOLLINI Mario | Del Tongo | 24y + 16d |
| 9 | BEELEN Daniel | S.E.F.B. - Saxon - Gan | 24y + 276d |
| 10 | WOODS Dean | Team Telekom | 24y + 289d |
| 11 | KONYCHEV Dmitri | TVM - Sanyo | 25y + 48d |
| 12 | MOREELS Sammie | Lotto - Super Club | 25y + 131d |
| 13 | HUYGHE Peter | La William - Saltos | 25y + 252d |
| 14 | MOREAU Francis | Tonton Tapis - GB | 25y + 260d |
| 15 | STEVENHAAGEN Peter | Helvetia - La Suisse | 25y + 348d |
| 16 | HARMELING Rob | TVM - Sanyo | 26y + 124d |
| 17 | BOUVATIER Philippe | R.M.O. | 26y + 299d |
| 18 | SKIBBY Jesper | TVM - Sanyo | 27y + 17d |
| 19 | LOUVIOT Philippe | Toshiba | 27y + 24d |
| 20 | GRÖNE Bernd | Team Telekom | 28y + 47d |
| 21 | TCHMIL Andrei | S.E.F.B. - Saxon - Gan | 28y + 75d |
| 22 | DOMÍNGUEZ Manuel Jorge | CLAS - Cajastur | 28y + 120d |
| 23 | VAN POPPEL Jean-Paul | PDM - Ultima - Concorde | 28y + 189d |
| 24 | WULLER Werner | Team Telekom | 29y + 203d |
| 25 | LUDWIG Olaf | Panasonic - Sportlife | 30y + 359d |