| # | Rider | Age | Bike | Team |
|---|---|---|---|---|
| 1 |  Ian SIMPSON | 20 |  Yamaha OW01 | |
| 2 |  Florian FERRACCI | 24 |  Ducati 888 | |
| 3 |  Mile PAJIC | 35 |  Kawasaki ZXR750 | |
| 4 |  Árpád HARMATI | 27 | Honda RC30 | |
| 5 |  Enrique DE JUAN | 20 |  Kawasaki ZXR750 | |
| 6 |  Christer LINDHOLM | 24 | Yamaha OW01 | |
| 7 | Peter GRAVES | 24 | Honda RC30 | |
| 9 | Marc GRANIÉ | 37 | Yamaha OW01 | |
| 10 |  Davide TARDOZZI | 32 | Ducati 851 | |
| 11 | Hans FISCHER | 25 |  Ducati 851 | |
| 15 | Xavier ARENAS | 27 | Honda RC30 | |
| 16 | Peter SKÖLD | 37 | Honda RC30 | |
| 17 | Andy WARD | 25 | Yamaha OW01 | |
| 19 | Gianluca GALASSO | 26 | Bimota | |
| 20 |  Marcel KELLENBERGER | 25 | Yamaha OW01 | |
| 21 | Jim GROOTE | ? | Honda RC30 | |
| 24 |  Thomas FRANZ | 27 | Honda RC30 | |
| 26 | Jean-François DAMIDE | ? | Yamaha OW01 | |
| 27 | Paolo BLORA | 21 | Ducati 851 | |
| 28 | Robert CHESAUX | 26 | Honda RC30 | |
| 29 | José María SAGARDOGUI | ? | Yamaha OW01 | |
| 30 | Thomas MACKENHAUER | 22 | Honda RC30 | |
| 31 | Richard DEFAGO | 29 | Honda RC30 | |
| 32 | Jean-Louis TRANOIS | 30 | Yamaha OW01 | |
| 33 | Gastone GRASSETTI | 28 | Yamaha OW01 | |
| 34 | Bruno BAMMERT | ? | Yamaha OW01 | |
| 36 | Iain DUFFUS | ? | Honda RC30 | |
| 37 | Mauro MASTRELLI | 26 | Ducati 851 | |
| 39 | Eduardo DE LA HERA | 26 | Honda RC30 | |
| 40 | Fabrizio FURLAN | 23 | Honda RC30 | |
| 42 | Ralf SAURA | 28 | Honda RC30 | |
| 43 | Claude ARCIERO | 33 | Yamaha | |
| 46 | Piergiorgio BONTEMPI | 23 | Kawasaki ZXR750 | |
| 49 | Imre GYŐRI | ? | Honda | |
| 51 |  Jon Steinar VIVELID | 21 | Kawasaki | |
| 52 | Agustin MARTÍNEZ | ? | Yamaha OW01 | |
| 53 | Francesco MONACO | 20 | Ducati 888 | |
| 55 | Andrea MATTERA | 21 | Ducati 851 | |
| 56 | Roland OSCHWALD | 31 | Honda RC30 | |
| 76 | Gilberto GAMBELLI | 30 | Bimota YB4EI |
1991-04-19 to 1991-04-21
European Championship - Spain
Calafat (Permanent circuit, 3.2600 km)
Entries: ? / Practised: 38 / Qualified: 36
Sessions
Entry list
Struck out text denotes riders on entry list who did not participate.
Sources:
Official results/ El Mundo Deportivo 1991-04-20 pg51/ El Mundo Deportivo 1991-04-21 pg52/ El Mundo Deportivo 1991-04-22 pg63/ MOTOR SPORT aktuell 1991-04-24 pg13/ Nemzeti Sport 1991-04-25 pg14