# 1991 Stella Artois Championships – Singles

Ivan Lendl was the defending champion but lost in the second round to Grant Connell.
Stefan Edberg won in the final 6–2, 6–3 against David Wheaton.

## Seeds

The top eight seeds received a bye to the second round.
* Stefan Edberg (champion)
* Ivan Lendl (second round)
* Pete Sampras (second round)
* Michael Chang (quarterfinals)
* Derrick Rostagno (second round)
* David Wheaton (final)
* Anders Järryd (semifinals)
* Todd Woodbridge (third round)
* Kevin Curren (second round)
* Eric Jelen (second round)
* Mats Wilander (first round)
* Wally Masur (first round)
* Scott Davis (first round)
* Todd Witsken (second round)
* Veli Paloheimo (first round)
* Mark Woodforde (first round)

## Draw
### Key

* Q = Qualifier
* WC = Wild card
* LL = Lucky loser
* Alt = Alternate
* SE = Special exempt
* PR = Protected ranking
* ITF = ITF entry
* JE = Junior exempt
* w/o = Walkover
* r = Retired
* d = Defaulted
* SR = Special ranking

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1 | Stefan Edberg | 6 | 6 | | | | |
| | MaliVai Washington | 4 | 2 | | | | |
| | MaliVai Washington | 4 | 2 | 1 | Stefan Edberg | 6 | 6 |
| | | | | 6 | David Wheaton | 2 | 3 |
| 6 | David Wheaton | 6 | 6 | 6 | David Wheaton | 2 | 3 |
| 7 | Anders Järryd | 3 | 4 | | | | |

### Top half
#### Section 1

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 1 | S Edberg | 6 | 6 | | | | | | | | | |
| | D Goldie | 6 | 5 | 2 | | A Boetsch | 4 | 3 | | | | | | | | | |
| | A Boetsch | 4 | 7 | 6 | | | | | | 1 | S Edberg | 6 | 6 | | | | |
| | M Kratzmann | 2 | 3 | | | | | | | | J Stoltenberg | 4 | 4 | | | | |
| | J Stoltenberg | 6 | 6 | | | J Stoltenberg | 6 | 6 | | | | | | | | | |
| | P Lundgren | 6 | 6 | | | P Lundgren | 1 | 4 | | | | | | | | | |
| 15 | V Paloheimo | 4 | 4 | | | | | | | | | | | 1 | S Edberg | 6 | 6 |
| 9 | K Curren | 3 | 6 | 6 | | | | | | | | | | | P Cash | 3 | 4 |
| Q | G Pozzi | 6 | 1 | 3 | 9 | K Curren | 4 | 1 | | | | | | | | | |
| Q | F Barrientos | 1 | 4 | | | P Cash | 6 | 6 | | | | | | | | | |
| | P Cash | 6 | 6 | | | | | | | | P Cash | 6 | 6 | | | | |
| | J Morgan | 1 | 2 | | | | | | | 8 | T Woodbridge | 2 | 1 | | | | |
| | W Ferreira | 6 | 6 | | | W Ferreira | 6$^5$ | 7 | 4 | | | | | | | | |
| | | | | | 8 | T Woodbridge | 7$^7$ | 5 | 6 | | | | | | | | |

#### Section 2

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 3 | P Sampras | 2 | 6$^2$ | | | | | | | | | | |
| Q | M Keil | 6 | 7$^7$ | | Q | M Keil | 6 | 7$^7$ | | | | | | | | | | |
| | P Baur | 2 | 6$^2$ | | | | | | | Q | M Keil | 7$^7$ | 3 | 2 | | | | |
| | D Pate | 4 | 2 | | | | | | | | M Washington | 6$^3$ | 6 | 6 | | | | |
| WC | J Bates | 6 | 6 | | WC | J Bates | 5 | 1 | | | | | | | | | | |
| | M Washington | 7$^8$ | 6 | | | M Washington | 7 | 6 | | | | | | | | | | |
| 13 | S Davis | 6$^6$ | 4 | | | | | | | | | | | | | M Washington | 7 | 6 |
| 12 | W Masur | 2 | 6$^5$ | | | | | | | | | | | | WC | J Fitzgerald | 5 | 4 |
| | C van Rensburg | 6 | 7$^7$ | | | C van Rensburg | 6 | 6$^1$ | 6 | | | | | | | | | |
| | R Krishnan | 6 | 6$^1$ | 6 | | R Krishnan | 2 | 7$^7$ | 3 | | | | | | | | | |
| | L Mattar | 1 | 7$^7$ | 3 | | | | | | | C van Rensburg | 7$^7$ | 4 | 4 | | | | |
| WC | C Bailey | 4 | 2 | | | | | | | WC | J Fitzgerald | 6$^4$ | 6 | 6 | | | | |
| WC | J Fitzgerald | 6 | 6 | | WC | J Fitzgerald | 6 | 6 | | | | | | | | | | |
| | | | | | 5 | D Rostagno | 4 | 4 | | | | | | | | | | |

### Bottom half
#### Section 3

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | 6 | D Wheaton | 6 | 3 | 6 | | | | | | | | |
| Q | B Black | 6 | 7$^7$ | Q | B Black | 1 | 6 | 3 | | | | | | | | |
| | J Grabb | 2 | 6$^5$ | | | | | | 6 | D Wheaton | 6 | 7 | | | | |
| Q | J Frana | 6 | 6 | | | | | | | P Kühnen | 4 | 5 | | | | |
| Q | G Michibata | 1 | 2 | Q | J Frana | 7$^7$ | 4 | 4 | | | | | | | | |
| | P Kühnen | 6 | 6 | | P Kühnen | 6$^2$ | 6 | 6 | | | | | | | | |
| 11 | M Wilander | 4 | 4 | | | | | | | | | | 6 | D Wheaton | 6 | 6 |
| 14 | T Witsken | 7 | 6 | | | | | | | | | | 4 | M Chang | 3 | 3 |
| | L Herrera | 5 | 2 | 14 | T Witsken | 4 | 4 | | | | | | | | | |
| | N Kroon | 2 | 1 | | G Raoux | 6 | 6 | | | | | | | | | |
| | G Raoux | 6 | 6 | | | | | | | G Raoux | 5 | 2 | | | | |
| | A Antonitsch | 3 | 1$^r$ | | | | | | 4 | M Chang | 7 | 6 | | | | |
| WC | D Sapsford | 6 | 2 | WC | D Sapsford | 3 | 3 | | | | | | | | | |
| | | | | 4 | M Chang | 6 | 6 | | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 7 | A Järryd | 6 | 3 | 6 | | | | | | | | |
| | B Pearce | 6 | 5 | | | B Pearce | 3 | 6 | 3 | | | | | | | | |
| | T Högstedt | 1 | 5$^r$ | | | | | | | 7 | A Järryd | 6 | 6 | | | | |
| | J Oncins | 3 | 6 | 7 | | | | | | | J Oncins | 2 | 1 | | | | |
| WC | A Castle | 6 | 3 | 5 | | J Oncins | 3 | 6 | 6 | | | | | | | | |
| | J Tarango | 3 | 7 | 7 | 10 | E Jelen | 6 | 2 | 3 | | | | | | | | |
| 10 | E Jelen | 6 | 5 | 9 | | | | | | | | | | 7 | A Järryd | 6 | 6 |
| 16 | T Woodbridge | 4 | 7 | 8 | | | | | | | | | | | G Connell | 2 | 1 |
| | R Gilbert | 6 | 5 | 10 | | R Gilbert | 3 | 2 | | | | | | | | | |
| | G Muller | 6$^4$ | 6$^9$ | | | S Matsuoka | 6 | 6 | | | | | | | | | |
| | S Matsuoka | 7$^7$ | 7$^{11}$ | | | | | | | | S Matsuoka | 4 | 5 | | | | |
| | G Connell | 7$^7$ | 2 | 6 | | | | | | | G Connell | 6 | 7 | | | | |
| Q | M Laurendeau | 6$^5$ | 6 | 4 | | G Connell | 5 | 6 | 6 | | | | | | | | |
| | | | | | 2 | I Lendl | 7 | 3 | 4 | | | | | | | | |