# 1991 Volvo Tennis Indoor – Singles

Michael Stich was the defending champion, but lost in the final to Ivan Lendl. The score was 7–5, 6–3.

## Seeds

All seeds receive a bye into the second round.
* Ivan Lendl (champion)
* Pete Sampras (Third round, retired)
* Andrés Gómez (second round)
* (n/a)
* Michael Chang (semifinals)
* Jim Courier (third round)
* Michael Stich (final)
* Darren Cahill (quarterfinals)
* Petr Korda (second round)
* David Wheaton (second round)
* Derrick Rostagno (semifinals)
* Luiz Mattar (second round)
* Cristiano Caratti (quarterfinals)
* Wally Masur (third round)
* Mark Koevermans (quarterfinals)
* Paul Haarhuis (third 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

| Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final |
| 1/WC | Ivan Lendl | 7$^7$ | 6 | | | | | | | | | |
| 8 | Darren Cahill | 6$^2$ | 3 | | | | | | | | | |
| 8 | Darren Cahill | 6$^2$ | 3 | | 1/WC | Ivan Lendl | 6 | 6 | | | | |
| | | | | | 11 | Derrick Rostagno | 3 | 2 | | | | |
| 13/Q | Cristiano Caratti | 7$^7$ | 2 | 0 | 11 | Derrick Rostagno | 3 | 2 | | | | |
| 11 | Derrick Rostagno | 6$^4$ | 6 | 6 | | | | | | | | |
| 11 | Derrick Rostagno | 6$^4$ | 6 | 6 | | | | | 1/WC | Ivan Lendl | 7 | 6 |
| | | | | | | | | | 7 | Michael Stich | 5 | 3 |
| 5 | Michael Chang | 6 | 7 | | | | | | | | | | 7 | Michael Stich | 5 | 3 |
| LL | Jeff Tarango | 3 | 5 | | | | | | | | | |
| LL | Jeff Tarango | 3 | 5 | | 5 | Michael Chang | 2 | 2 | | | | |
| | | | | | 7 | Michael Stich | 6 | 6 | | | | |
| 7 | Michael Stich | 6 | 6 | | 7 | Michael Stich | 6 | 6 | | | | |
| 15 | Mark Koevermans | 4 | 2 | | | | | | | | | |

### 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/WC | I Lendl | 6 | 3 | 7 | | | | | | | | |
| Q | W Ferreira | 6$^5$ | 7$^7$ | 6 | Q | W Ferreira | 3 | 6 | 5 | | | | | | | | |
| Q | L Herrera | 7$^7$ | 6$^3$ | 3 | | | | | | 1/WC | I Lendl | 6 | 6 | | | | |
| | J Arias | 7$^7$ | 6$^7$ | 4 | | | | | | 16 | P Haarhuis | 2 | 1 | | | | |
| | G Muller | 6$^2$ | 7$^9$ | 6 | | G Muller | 3 | 1 | | | | | | | | | |
| | | | | | 16 | P Haarhuis | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | 1/WC | I Lendl | 7$^7$ | 6 |
| | | | | | | | | | | | | | | 8 | D Cahill | 6$^2$ | 3 |
| | | | | | 9 | P Korda | 6 | 1 | 5 | | | | | | | | |
| | H de la Peña | 2 | 2 | | WC | P McEnroe | 2 | 6 | 7 | | | | | | | | |
| WC | P McEnroe | 6 | 6 | | | | | | | WC | P McEnroe | 3 | 4 | | | | |
| | R Krishnan | 6$^6$ | 6 | 6$^5$ | | | | | | 8 | D Cahill | 6 | 6 | | | | |
| LL | B Garrow | 7$^7$ | 3 | 7$^7$ | LL | B Garrow | 4 | 2 | | | | | | | | | |
| | | | | | 8 | D Cahill | 6 | 6 | | | | | | | | | |

#### Section 2

| 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 | Quarterfinals |
| | | | | 3 | A Gómez | 4 | 2 | | | | | | | | | | |
| T Mayotte | 6 | 6 | | | T Mayotte | 6 | 6 | | | | | | | | | | |
| P Lundgren | 3 | 4 | | | | | | | T Mayotte | 6 | 6$^4$ | 2 | | | | | |
| R Furlan | 6$^2$ | 6 | 3 | | | | | 13/Q | C Caratti | 3 | 7$^7$ | 6 | | | | | |
| G Raoux | 7$^7$ | 1 | 6 | | G Raoux | 5 | 6$^8$ | | | | | | | | | | |
| | | | | 13/Q | C Caratti | 7 | 7$^{10}$ | | | | | | | | | | |
| | | | | | | | | | | | | | 13/Q | C Caratti | 7$^7$ | 2 | 0 |
| | | | | | | | | | | | | | 11 | D Rostagno | 6$^4$ | 6 | 6 |
| | | | | 11 | D Rostagno | 7$^7$ | 7$^7$ | | | | | | | | | | |
| M Kratzmann | 7$^7$ | 1 | 6 | | M Kratzmann | 6$^5$ | 6$^4$ | | | | | | | | | | |
| M Filippini | 6$^2$ | 6 | 4 | | | | | 11 | D Rostagno | 6 | 6 | | | | | | |
| K Curren | 6 | 6 | | | | | | 6 | J Courier | 1 | 4 | | | | | | |
| V Paloheimo | 4 | 1 | | | K Curren | 3 | 4 | | | | | | | | | | |
| | | | | 6 | J Courier | 6 | 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 | Third round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 5 | M Chang | 6 | 3 | 6 | | | | | | | | | |
| | JP Fleurian | 6 | 7 | | | JP Fleurian | 4 | 6 | 2 | | | | | | | | | |
| | J Grabb | 4 | 5 | | | | | | | 5 | M Chang | 7$^7$ | 6$^4$ | 6 | | | | |
| Q | G Connell | 6 | 7$^8$ | | | | | | | Q | G Connell | 6$^5$ | 7$^7$ | 4 | | | | |
| | S Davis | 2 | 6$^6$ | | Q | G Connell | 6 | 6 | | | | | | | | | | |
| | | | | | 12 | L Mattar | 3 | 0 | | | | | | | | | | |
| | | | | | | | | | | | | | | | 5 | M Chang | 6 | 7 |
| | | | | | | | | | | | | | | | LL | J Tarango | 3 | 5 |
| | | | | | 14 | W Masur | 6$^1$ | 7 | 6 | | | | | | | | | |
| WC | D Goldie | 6 | 4 | 7$^7$ | WC | D Goldie | 7$^7$ | 5 | 2 | | | | | | | | | |
| | J Yzaga | 3 | 6 | 6$^4$ | | | | | | 14 | W Masur | 6$^3$ | 4 | | | | | |
| | A Rahunen | 6 | 2 | 6 | | | | | | LL | J Tarango | 7$^7$ | 6 | | | | | |
| WC | R Schmidt | 4 | 6 | 4 | | A Rahunen | 3 | 6 | 2 | | | | | | | | | |
| | | | | | LL | J Tarango | 6 | 1 | 6 | | | | | | | | | |

#### 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 | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals |
| | | | | | 7 | M Stich | 6 | 6 | | | | | | | | |
| | T Carbonell | 6 | 6$^5$ | 6$^3$ | | A Antonitsch | 2 | 3 | | | | | | | | |
| | A Antonitsch | 3 | 7$^7$ | 7$^7$ | | | | | 7 | M Stich | 6 | 6 | | | | |
| | M Wilander | 7$^7$ | 5 | 6 | | | | | | M Wilander | 3 | 3 | | | | |
| Q | M Ondruska | 6$^4$ | 7 | 2 | | M Wilander | 6 | 6 | | | | | | | | |
| | | | | | 10 | D Wheaton | 4 | 3 | | | | | | | | |
| | | | | | | | | | | | | | 7 | M Stich | 6 | 6 |
| | | | | | | | | | | | | | 15 | M Koevermans | 4 | 2 |
| | | | | | 15 | M Koevermans | 6 | 6 | | | | | | | | |
| | G Bloom | 3 | 6 | 6 | | G Bloom | 3 | 4 | | | | | | | | |
| | C van Rensburg | 6 | 3 | 3 | | | | | 15 | M Koevermans | 2 | 1 | | | | |
| Q | C Garner | 7$^7$ | 6 | | | | | | 2 | P Sampras | 6 | 1$^r$ | | | | |
| | B Pearce | 6$^5$ | 2 | | Q | C Garner | 6$^6$ | 3 | | | | | | | | |
| | | | | | 2 | P Sampras | 7$^8$ | 6 | | | | | | | | |