| Singles | |
|---|---|
| 2006 BMW Open | |
| Champion |  Olivier Rochus |
| Runner-up | Kristof Vliegen |
| Final score | 6–4, 6–2 |
| Draw | 32 (4 Q / 3 WC ) |
| Seeds | 8 |
David Nalbandian was the defending champion, but did not participate this year.
Olivier Rochus won the title, defeating Kristof Vliegen 6–4, 6–2 in the all Belgian final.
Guillermo Coria (First Round)
Mario Ančić (First Round)
Jarkko Nieminen (Semifinals)
Tommy Haas (First Round) Olivier Rochus (Champion)
Paradorn Srichaphan (First Round)
Mikhail Youzhny (First Round)
Florent Serra (First Round)| Semifinals | Final | ||||||||||||
| 5 | Olivier Rochus | 6 | 61 | 6 | |||||||||
 Jürgen Melzer | 4 | 77 | 3 | ||||||||||
| 5 | Olivier Rochus | 6 | 6 | ||||||||||
| Kristof Vliegen | 4 | 2 | |||||||||||
| 3 | Jarkko Nieminen | 1 | 2 | ||||||||||
| Kristof Vliegen | 6 | 6 | |||||||||||
| First Round | Second Round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 1 | G Coria | 6 | 2 | 3 | |||||||||||||||||||||||
| Q | D Gremelmayr | 3 | 6 | 6 | Q | D Gremelmayr | 6 | 6 | |||||||||||||||||||
| Q | A Peya | 6 | 6 | Q | A Peya | 4 | 4 | ||||||||||||||||||||
| Q | D Kindlmann | 3 | 4 | Q | D Gremelmayr | 4 | 5 | ||||||||||||||||||||
| Q | T Summerer | 1 | 2 | 5 | O Rochus | 6 | 7 | ||||||||||||||||||||
 R Ramírez Hidalgo | 6 | 6 | R Ramírez Hidalgo | 2 | 66 | ||||||||||||||||||||||
| LL |  J Silva | 2 | 0 | 5 | O Rochus | 6 | 78 | ||||||||||||||||||||
| 5 | O Rochus | 6 | 6 | 5 | O Rochus | 6 | 61 | 6 | |||||||||||||||||||
| 4 | T Haas | 3 | 63 | J Melzer | 4 | 77 | 3 | ||||||||||||||||||||
| I Karlović | 6 | 77 | I Karlović | 4 | 6 | 710 | |||||||||||||||||||||
| LL | T Behrend | 2r | B Phau | 6 | 3 | 68 | |||||||||||||||||||||
| B Phau | 3 | I Karlović | 64 | 1 | |||||||||||||||||||||||
| WC | S Greul | 6 | 60 | 710 | J Melzer | 77 | 6 | ||||||||||||||||||||
 B Pašanski | 3 | 77 | 68 | WC | S Greul | 3 | 6 | 4 | |||||||||||||||||||
| J Melzer | 6 | 6 | J Melzer | 6 | 1 | 6 | |||||||||||||||||||||
| 7 | M Youzhny | 3 | 4 | ||||||||||||||||||||||||
| First Round | Second Round | Quarterfinals | Semifinals | ||||||||||||||||||||||||
| 6 | P Srichaphan | 4 | 4 | ||||||||||||||||||||||||
| J Mónaco | 6 | 6 | J Mónaco | 63 | 6 | 4 | |||||||||||||||||||||
 R Vik | 77 | 4 | 6 | R Vik | 77 | 4 | 6 | ||||||||||||||||||||
| R Schüttler | 65 | 6 | 3 | R Vik | 5 | 6 | 2 | ||||||||||||||||||||
| WC | A Waske | 77 | 6 | 3 | J Nieminen | 7 | 2 | 6 | |||||||||||||||||||
| F Mayer | 64 | 3 | WC | A Waske | 62 | 3 | |||||||||||||||||||||
 A Pavel | 63 | 67 | 3 | J Nieminen | 77 | 6 | |||||||||||||||||||||
| 3 | J Nieminen | 77 | 79 | 3 | J Nieminen | 1 | 2 | ||||||||||||||||||||
| 8 | F Serra | 78 | 5 | 4 | K Vliegen | 6 | 6 | ||||||||||||||||||||
 R Söderling | 66 | 7 | 6 | R Söderling | 7 | 3 | 2 | ||||||||||||||||||||
| J Tipsarević | 7 | 2 | 4 | K Vliegen | 5 | 6 | 6 | ||||||||||||||||||||
| K Vliegen | 5 | 6 | 6 | K Vliegen | 7 | 6 | |||||||||||||||||||||
| WC | A Beck | 63 | 6 | 4 | P Kohlschreiber | 5 | 4 | ||||||||||||||||||||
| J Hernych | 77 | 4 | 6 | J Hernych | 6 | 0 | 5 | ||||||||||||||||||||
| P Kohlschreiber | 77 | 77 | P Kohlschreiber | 3 | 6 | 7 | |||||||||||||||||||||
| 2 | M Ančić | 63 | 65 | ||||||||||||||||||||||||
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