# 1989 Mercedes Cup – Doubles

Sergio Casal and Emilio Sánchez were the defending champions, but none competed this year. Casal suffered a wrist injury, while Sánchez chose to compete at Hilversum during the same week.
Petr Korda and Tomáš Šmíd won the title by defeating Florin Segărceanu and Cyril Suk 6–3, 6–4 in the final.

## Seeds

All seeds received a bye into the second round.
* Kevin Curren / John Fitzgerald (second round)
* Petr Korda / Tomáš Šmíd (champions)
* Marty Davis / Balázs Taróczy (semifinals)
* Mansour Bahrami / Éric Winogradsky (second round)
* Andrés Gómez / Alberto Mancini (quarterfinals)
* Peter Svensson / Jörgen Windahl (quarterfinals)
* Ronnie Båthman / Mikael Pernfors (second round)
* Jaroslav Navrátil / Richard Vogel (second 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 | Semifinals | Final | Final | Final | Final |
| | Florin Segărceanu Cyril Suk | 4 | 6 | 6 | | | | |
| | Martín Jaite Guillermo Pérez Roldán | 6 | 4 | 0 | | | | |
| | Martín Jaite Guillermo Pérez Roldán | 6 | 4 | 0 | | Florin Segărceanu Cyril Suk | 3 | 4 |
| | | | | | 2 | Petr Korda Tomáš Šmíd | 6 | 6 |
| 3 | Marty Davis Balázs Taróczy | 3 | 4 | | 2 | Petr Korda Tomáš Šmíd | 6 | 6 |
| 2 | Petr Korda Tomáš Šmíd | 6 | 6 | | | | | |

### Top half

| 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 |
| | | | | 1 | K Curren J Fitzgerald | 4 | 6 | 6 | | | | | | | | | |
| F Segărceanu C Suk | 7 | 6 | | | F Segărceanu C Suk | 6 | 4 | 7 | | | | | | | | | |
| M Mečíř B Stankovič | 5 | 4 | | | | | | | | F Segărceanu C Suk | 6 | 6 | | | | | |
| A Olhovskiy A Volkov | 6 | 6 | | | | | | | | A Olhovskiy A Volkov | 2 | 2 | | | | | |
| F Cancellotti S Colombo | 4 | 4 | | | A Olhovskiy A Volkov | 6 | 6 | | | | | | | | | | |
| | | | | 8 | J Navrátil R Vogel | 2 | 2 | | | | | | | | | | |
| | | | | | | | | | | | | | | F Segărceanu C Suk | 4 | 6 | 6 |
| | | | | | | | | | | | | | | M Jaite G Pérez Roldán | 6 | 4 | 0 |
| | | | | 4 | M Bahrami É Winogradsky | 6 | 6 | 3 | | | | | | | | | |
| H Núñez R Viver | 7 | 4 | 4 | | M Jaite G Pérez Roldán | 0 | 7 | 6 | | | | | | | | | |
| M Jaite G Pérez Roldán | 6 | 6 | 6 | | | | | | | M Jaite G Pérez Roldán | 7 | 2 | 7 | | | | |
| J Gunnarsson J Svensson | 6 | 4 | | | | | | | 5 | A Gómez A Mancini | 5 | 6 | 5 | | | | |
| V Flégl M Vajda | 7 | 6 | | | V Flégl M Vajda | 4 | 4 | | | | | | | | | | |
| | | | | 5 | A Gómez A Mancini | 6 | 6 | | | | | | | | | | |

### Bottom half

| 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 |
| | | | | 6 | P Svensson J Windahl | 6 | 4 | 6 | | | | | | | | | |
| J Arrese JC Báguena | 6 | 5 | | | R Gilbert T Tulasne | 3 | 6 | 4 | | | | | | | | | |
| R Gilbert T Tulasne | 7 | 7 | | | | | | | 6 | P Svensson J Windahl | 7 | 4 | 0 | | | | |
| Rene Gramminger Lutz Mieschke | 2 | 2 | | | | | | | 3 | M Davis B Taróczy | 6 | 6 | 6 | | | | |
| A Antonitsch H de la Peña | 6 | 6 | | | A Antonitsch H de la Peña | 5 | 6 | 5 | | | | | | | | | |
| | | | | 3 | M Davis B Taróczy | 7 | 2 | 7 | | | | | | | | | |
| | | | | | | | | | | | | | | 3 | M Davis B Taróczy | 3 | 4 |
| | | | | | | | | | | | | | | 2 | P Korda T Šmíd | 6 | 6 |
| | | | | 7 | R Båthman M Pernfors | 7 | 3 | 1 | | | | | | | | | |
| R Agénor Driss Ben Omar | 2 | 1 | | | E Bengoechea M Filippini | 6 | 6 | 6 | | | | | | | | | |
| E Bengoechea M Filippini | 6 | 6 | | | | | | | | E Bengoechea M Filippini | 2 | 1 | | | | | |
| B Orešar G Prpić | 5 | 6 | 6 | | | | | | 2 | P Korda T Šmíd | 6 | 6 | | | | | |
| P Albano M Ingaramo | 7 | 2 | 2 | | B Orešar G Prpić | 4 | 4 | | | | | | | | | | |
| | | | | 2 | P Korda T Šmíd | 6 | 6 | | | | | | | | | | |