# 1991 Monte Carlo Open – Doubles

Tomáš Šmíd and Petr Korda were the defending champions, but Korda chose not to participate. Šmid partnered Karel Nováček, but lost in the first round to Ronnie Båthman and Rikard Bergh.
Luke Jensen and Laurie Warder won the title, defeating Paul Haarhuis and Mark Koevermans in the final, 5–7, 7–6$^{(7–3)}$, 6–4.

## Seeds

The top four seeded teams received byes into the second round.
* Sergio Casal / Emilio Sánchez (semifinals)
* Pieter Aldrich / Danie Visser (second round)
* Patrick Galbraith / Todd Witsken (semifinals)
* Paul Haarhuis / Mark Koevermans (finals)
* Omar Camporese / Goran Ivanišević (first round)
* Broderick Dyke / Peter Lundgren (second round)
* Jeremy Bates / Nick Brown (quarterfinals)
* Andrés Gómez / Javier Sánchez (quarterfinals)

## 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 | Semifinals | Final | Final | Final | Final | Final |
| 1 | Sergio Casal Emilio Sánchez | 6 | 1 | 6 | | | | | |
| 4 | Paul Haarhuis Mark Koevermans | 1 | 6 | 7 | | | | | |
| 4 | Paul Haarhuis Mark Koevermans | 1 | 6 | 7 | 4 | Paul Haarhuis Mark Koevermans | 7 | 6$^3$ | 4 |
| | | | | | | Luke Jensen Laurie Warder | 5 | 7$^7$ | 6 |
| 3 | Patrick Galbraith Todd Witsken | 4 | 1 | | | Luke Jensen Laurie Warder | 5 | 7$^7$ | 6 |
| | Luke Jensen Laurie Warder | 6 | 6 | | | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | 1 | S Casal E Sánchez | 6 | 6 | | | | | | | | | | |
| | M Bahrami M Woodforde | 7 | 3 | 7 | | M Bahrami M Woodforde | 3 | 3 | | | | | | | | | | |
| | L Pimek M Schapers | 5 | 6 | 6 | | | | | | 1 | S Casal E Sánchez | 6 | 6 | | | | | |
| | P Henricsson N Utgren | 6 | 3 | 6 | | | | | | 7 | J Bates N Brown | 1 | 3 | | | | | |
| | M Gustafsson J Svensson | 3 | 6 | 7 | | M Gustafsson J Svensson | 2 | 4 | | | | | | | | | | |
| | T Nijssen C Suk | 5 | 4 | | 7 | J Bates N Brown | 6 | 6 | | | | | | | | | | |
| 7 | J Bates N Brown | 7 | 6 | | | | | | | | | | | 1 | S Casal E Sánchez | 6 | 4 | 6 |
| | | | | | | | | | | | | | | 4 | P Haarhuis M Koevermans | 1 | 6 | 7 |
| | | | | | 4 | P Haarhuis M Koevermans | 4 | 7 | 7 | | | | | | | | | |
| | G Luza L Mattar | 3 | 3 | | | B Becker C Motta | 6 | 6 | 5 | | | | | | | | | |
| | B Becker C Motta | 6 | 6 | | | | | | | 4 | P Haarhuis M Koevermans | 6 | 6 | | | | | |
| | E Jelen U Riglewski | 6 | 5 | 6 | | | | | | 6 | J Gunnarsson M Wilander | 4 | 3 | | | | | |
| | J Gunnarsson M Wilander | 4 | 7 | 7 | | J Gunnarsson M Wilander | 6 | 6 | | | | | | | | | | |
| | S DeVries D Macpherson | 5 | 6 | 2 | 6 | B Dyke P Lundgren | 2 | 2 | | | | | | | | | | |
| 6 | B Dyke P Lundgren | 7 | 3 | 6 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 5 | O Camporese G Ivanišević | 2 | 7 | 5 | | | | | | | | | | | | | | |
| Q | V Flegl G Prpić | 6 | 6 | 7 | Q | V Flegl G Prpić | 7 | 6 | | | | | | | | | | |
| Q | B Stankovič R Vogel | 4 | 6 | 2 | | L Lavalle J Lozano | 6 | 4 | | | | | | | | | | |
| | L Lavalle J Lozano | 6 | 3 | 6 | | | | | | Q | V Flegl G Prpić | 4 | 3 | | | | | |
| | R Båthman R Bergh | 4 | 6 | 6 | | | | | | 3 | P Galbraith T Witsken | 6 | 6 | | | | | |
| | K Nováček T Šmíd | 6 | 4 | 3 | | R Båthman R Bergh | 4 | 2 | | | | | | | | | | |
| | | | | | 3 | P Galbraith T Witsken | 6 | 6 | | | | | | | | | | |
| | | | | | | | | | | | | | | | 3 | P Galbraith T Witsken | 4 | 1 |
| 8 | Gómez J Sánchez | 7 | 3 | 6 | | | | | | | | | | | | L Jensen L Warder | 6 | 6 |
| | C Beckman S Cannon | 5 | 6 | 2 | 8 | Gómez J Sánchez | 6 | 6 | | | | | | | | | | |
| | J Brown T Svantesson | 2 | 6 | 3 | | A Agassi T Muster | 4 | 3 | | | | | | | | | | |
| | A Agassi T Muster | 6 | 4 | 6 | | | | | | 8 | Gómez J Sánchez | 6 | 6 | 0 | | | | |
| | L Jensen L Warder | 6 | 6 | | | | | | | | L Jensen L Warder | 1 | 7 | 6 | | | | |
| | H de la Peña D Nargiso | 3 | 2 | | | L Jensen L Warder | 5 | 6 | 6 | | | | | | | | | |
| | | | | | 2 | P Aldrich D Visser | 7 | 3 | 3 | | | | | | | | | |