1996 Grolsch Open – Singles
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Marcelo Ríos was the defending champion but lost in the second round to Adrian Voinea.
Francisco Clavet won in the final 7–5, 6–1, 6–1 against Younes El Aynaoui.
Seeds
Champion seeds are indicated in bold while text in italics indicates the round in which that seed was eliminated.
- Chile Marcelo Ríos (second round)
- Spain Albert Costa (first round)
- Spain Félix Mantilla (quarterfinals)
- Spain Alberto Berasategui (second round)
- Spain Carlos Moyá (quarterfinals)
- Spain Francisco Clavet (champion)
- Czech Republic Bohdan Ulihrach (second round)
- Spain Carlos Costa (second round)
Draw
Key
- Q = Qualifier
- WC = Wild card
- LL = Lucky loser
- Alt = Alternate
- ITF = ITF entry
- PR = Protected ranking
- SR = Special ranking
- SE = Special exempt
- JE = Junior exempt
- JR = Junior Accelerator Programme entrant
- CO = College Accelerator Programme entrant
- NG = Next Gen Accelerator Program entrant
- w/o = Walkover
- r = Retired
- d = Defaulted
Finals
| Semifinals | Final | ||||||||||||||
| Romania Adrian Voinea | 3 | 4 | |||||||||||||
| 6 | Spain Francisco Clavet | 6 | 6 | ||||||||||||
| 6 | Spain Francisco Clavet | 7 | 6 | 6 | |||||||||||
| Morocco Younes El Aynaoui | 5 | 1 | 1 | ||||||||||||
| Netherlands Dennis van Scheppingen | 3 | 77 | 2 | ||||||||||||
| Morocco Younes El Aynaoui | 6 | 65 | 6 |
Section 1
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | Chile M Ríos | 7 | 6 | ||||||||||||||||||||||||
| Hungary S Noszály | 5 | 2 | 1 | Chile M Ríos | 0 | 5 | |||||||||||||||||||||
| Denmark F Fetterlein | 2 | 4 | Romania A Voinea | 6 | 7 | ||||||||||||||||||||||
| Romania A Voinea | 6 | 6 | Romania A Voinea | 79 | 7 | ||||||||||||||||||||||
| WC | Netherlands P Wessels | 4 | 4 | Czech Republic C Doseděl | 67 | 5 | |||||||||||||||||||||
| Czech Republic C Doseděl | 6 | 6 | Czech Republic C Doseděl | 6 | 7 | ||||||||||||||||||||||
| Czech Republic D Rikl | 2 | 3 | 8 | Spain C Costa | 2 | 5 | |||||||||||||||||||||
| 8 | Spain C Costa | 6 | 6 | Romania A Voinea | 3 | 4 | |||||||||||||||||||||
| 3 | Spain F Mantilla | 6 | 6 | 6 | Spain F Clavet | 6 | 6 | ||||||||||||||||||||
| WC | Netherlands J van Lottum | 3 | 1 | 3 | Spain F Mantilla | 6 | 6 | ||||||||||||||||||||
| Austria G Schaller | 6 | 6 | Austria G Schaller | 4 | 2 | ||||||||||||||||||||||
| Spain J Sánchez | 4 | 4 | 3 | Spain F Mantilla | 4 | 3 | |||||||||||||||||||||
| Spain J Burillo | 77 | 4 | 6 | 6 | Spain F Clavet | 6 | 6 | ||||||||||||||||||||
| Q | Netherlands S Noteboom | 64 | 6 | 3 | Spain J Burillo | 4 | 1r | ||||||||||||||||||||
| WC | Norway C Ruud | 63 | 3 | 6 | Spain F Clavet | 6 | 2 | ||||||||||||||||||||
| 6 | Spain F Clavet | 77 | 6 |
Section 2
| First round | Second round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 5 | Spain C Moyá | 6 | 6 | ||||||||||||||||||||||||
| Q | Australia G Doyle | 2 | 2 | 5 | Spain C Moyá | 6 | 6 | ||||||||||||||||||||
| Q | Spain G Blanco | 6 | 2 | 4 | Russia A Volkov | 0 | 2 | ||||||||||||||||||||
| Russia A Volkov | 2 | 6 | 6 | 5 | Spain C Moyá | 69 | 2 | ||||||||||||||||||||
| WC | Netherlands D van Scheppingen | 77 | 6 | WC | Netherlands D van Scheppingen | 711 | 6 | ||||||||||||||||||||
| WC | Haiti R Agénor | 65 | 1 | WC | Netherlands D van Scheppingen | 61 | 6 | 77 | |||||||||||||||||||
| WC | Uruguay M Filippini | 4 | 6 | 1 | 4 | Spain A Berasategui | 77 | 3 | 62 | ||||||||||||||||||
| 4 | Spain A Berasategui | 6 | 4 | 6 | WC | Netherlands D van Scheppingen | 3 | 77 | 2 | ||||||||||||||||||
| 7 | Czech Republic B Ulihrach | 7 | 4 | 6 | Morocco Y El Aynaoui | 6 | 65 | 6 | |||||||||||||||||||
| Netherlands S Schalken | 5 | 6 | 0 | 7 | Czech Republic B Ulihrach | 1 | 2 | ||||||||||||||||||||
| Spain R Carretero | 2 | 3 | Argentina H Gumy | 6 | 6 | ||||||||||||||||||||||
| Argentina H Gumy | 6 | 6 | Argentina H Gumy | 4 | 3 | ||||||||||||||||||||||
| Belgium F Dewulf | 6 | 4 | 1 | Morocco Y El Aynaoui | 6 | 6 | |||||||||||||||||||||
| Morocco Y El Aynaoui | 4 | 6 | 6 | Morocco Y El Aynaoui | 67 | 77 | 7 | ||||||||||||||||||||
| Q | Spain G Puentes | 4 | 2 | 2 | Spain A Costa | 79 | 65 | 5 | |||||||||||||||||||
| 2 | Spain A Costa | 6 | 6 |