# 1991 Volvo International – Singles

Derrick Rostagno was the defending champion but lost in the semifinals to Goran Ivanišević.
Petr Korda won in the final 6–4, 6–2 against Ivanišević.

## Seeds

A champion seed is indicated in bold text while text in italics indicates the round in which that seed was eliminated. The top eight seeds received a bye to the second round.
* Stefan Edberg (third round)
* Ivan Lendl (third round)
* Brad Gilbert (second round)
* John McEnroe (quarterfinals)
* Goran Ivanišević (final)
* Richey Reneberg (third round)
* Jonas Svensson (third round)
* Andrei Chesnokov (second round)
* Derrick Rostagno (semifinals)
* Michael Chang (quarterfinals)
* Petr Korda (champion)
* n/a
* Omar Camporese (quarterfinals)
* Todd Woodbridge (first round)
* Richard Krajicek (quarterfinals)
* Marc Rosset (semifinals)

## 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 |
| 9 | Derrick Rostagno | 4 | 5 | | | | |
| WC/5 | Goran Ivanišević | 6 | 7 | | | | |
| WC/5 | Goran Ivanišević | 6 | 7 | WC/5 | Goran Ivanišević | 4 | 2 |
| | | | | 11 | Petr Korda | 6 | 6 |
| 11 | Petr Korda | 6 | 6 | 11 | Petr Korda | 6 | 6 |
| 16 | Marc Rosset | 4 | 3 | | | | |

### 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 | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | WC/1 | S Edberg | 6 | 6 | | | | | | | | | | |
| | M Washington | 6 | 6 | | | M Washington | 4 | 4 | | | | | | | | | | |
| WC | J Connors | 4 | 2 | | | | | | | WC/1 | S Edberg | 6 | 3 | 3 | | | | |
| | P Arraya | 7$^7$ | 1 | 0$^r$ | | | | | | 15 | R Krajicek | 4 | 6 | 6 | | | | |
| | G Bloom | 6$^5$ | 6 | 4 | | G Bloom | 5 | 3 | | | | | | | | | | |
| | C van Rensburg | 6 | 3 | 4 | 15 | R Krajicek | 7 | 6 | | | | | | | | | | |
| 15 | R Krajicek | 3 | 6 | 6 | | | | | | | | | | | 15 | R Krajicek | 6 | 1$^r$ |
| 9 | D Rostagno | 6 | 6 | | | | | | | | | | | | 9 | D Rostagno | 3 | 2 |
| | B Garrow | 3 | 4 | | 9 | D Rostagno | 7$^7$ | 6 | | | | | | | | | | |
| | J Kriek | 5 | 2 | | Q | A O'Brien | 6$^5$ | 2 | | | | | | | | | | |
| Q | A O'Brien | 7 | 6 | | | | | | | 9 | D Rostagno | 6 | 7 | | | | | |
| Q | T Ho | 3 | 0 | | | | | | | | P Haarhuis | 3 | 5 | | | | | |
| | P Haarhuis | 6 | 6 | | | P Haarhuis | 7$^7$ | 3 | 7 | | | | | | | | | |
| | | | | | WC/8 | A Chesnokov | 6$^5$ | 6 | 5 | | | | | | | | | |

#### 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 | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 4 | J McEnroe | 4 | 6 | 6 | | | | | | | | |
| | L Mattar | 6 | 6 | | | L Mattar | 6 | 3 | 4 | | | | | | | | |
| | A Gómez | 2 | 3 | | | | | | | 4 | J McEnroe | 6 | 6 | | | | |
| | F Roese | 6 | 6 | | | | | | | | F Roese | 0 | 3 | | | | |
| | J Arias | 4 | 4 | | | F Roese | 7 | 2 | 6 | | | | | | | | |
| | B Shelton | 7$^7$ | 6 | | | B Shelton | 5 | 6 | 4 | | | | | | | | |
| 14 | T Woodbridge | 6$^2$ | 3 | | | | | | | | | | | 4 | J McEnroe | 4 | 2 |
| LL | A Castle | 1 | 4 | | | | | | | | | | | WC/5 | G Ivanišević | 6 | 6 |
| | J Siemerink | 6 | 6 | | | J Siemerink | 6 | 6 | | | | | | | | | |
| Q | T Nelson | 5 | 6 | 2 | | C Doseděl | 3 | 1 | | | | | | | | | |
| | C Doseděl | 7 | 2 | 6 | | | | | | | J Siemerink | 2 | 4 | | | | |
| LL | G Pozzi | 6 | 1 | | | | | | | WC/5 | G Ivanišević | 6 | 6 | | | | |
| | T Högstedt | 0 | 0$^r$ | | LL | G Pozzi | 6$^7$ | 6 | 2 | | | | | | | | |
| | | | | | WC/5 | G Ivanišević | 7$^9$ | 4 | 6 | | | | | | | | |

### Bottom half
#### Section 3

| 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 |
| | | | | | 6 | R Reneberg | w/o | | | | | | | | | | |
| | C Adams | 6 | 6$^5$ | 3 | Q | P Annacone | | | | | | | | | | | |
| Q | P Annacone | 3 | 7$^7$ | 6 | | | | | | 6 | R Reneberg | 3 | 6$^5$ | | | | |
| | J Frana | 6 | 6 | | | | | | | 11 | P Korda | 6 | 7$^7$ | | | | |
| | M Vajda | 3 | 2 | | | J Frana | 6$^0$ | 3 | | | | | | | | | |
| | J-P Fleurian | 3 | 3 | | 11 | P Korda | 7$^7$ | 6 | | | | | | | | | |
| 11 | P Korda | 6 | 6 | | | | | | | | | | | 11 | P Korda | 6 | 6 |
| 13 | O Camporese | 4 | 6 | 6 | | | | | | | | | | 13 | O Camporese | 4 | 1 |
| | W Masur | 6 | 4 | 4 | 13 | O Camporese | 6 | 7$^7$ | | | | | | | | | |
| | J Oncins | 3 | 2 | | | L Herrera | 4 | 6$^2$ | | | | | | | | | |
| | L Herrera | 6 | 6 | | | | | | | 13 | O Camporese | 6 | 6 | | | | |
| | D Marcelino | 6 | 7 | | | | | | | | D Marcelino | 2 | 2 | | | | |
| Q | L Paes | 4 | 5 | | | D Marcelino | 6 | 4 | 6 | | | | | | | | |
| | | | | | 3 | B Gilbert | 4 | 6 | 4 | | | | | | | | |

#### Section 4

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Third round | Third round | Third round | Third round | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 7 | J Svensson | 6 | 6 | | | | | | | | | |
| | D Goldie | 6 | 3 | 6$^5$ | Q | M Kaplan | 4 | 3 | | | | | | | | | |
| Q | M Kaplan | 3 | 6 | 7$^7$ | | | | | 7 | J Svensson | 3 | 6 | 3 | | | | |
| | A Mansdorf | 6 | 6 | | | | | | WC/10 | M Chang | 6 | 3 | 6 | | | | |
| Q | M Petchey | 4 | 2 | | | A Mansdorf | 5 | 2 | | | | | | | | | |
| | M Pernfors | 3 | 7 | 2 | WC/10 | M Chang | 7 | 6 | | | | | | | | | |
| WC/10 | M Chang | 6 | 5 | 6 | | | | | | | | | | WC/10 | M Chang | 2 | 3 |
| 16 | M Rosset | 6 | 6 | | | | | | | | | | | 16 | M Rosset | 6 | 6 |
| | M Woodforde | 4 | 2 | | 16 | M Rosset | 6 | 6 | | | | | | | | | |
| | C Garner | 4 | 6$^2$ | | | O Delaître | 3 | 1 | | | | | | | | | |
| | O Delaître | 6 | 7$^7$ | | | | | | 16 | M Rosset | 6 | 6 | | | | | |
| | J Grabb | 1 | 6 | 4 | | | | | 2 | I Lendl | 4 | 4 | | | | | |
| | A Boetsch | 6 | 4 | 6 | | A Boetsch | 2 | 2 | | | | | | | | | |
| | | | | | 2 | I Lendl | 6 | 6 | | | | | | | | | |