# 2009 Heineken Open – Singles

Philipp Kohlschreiber was the defending champion, but withdrew in the quarterfinals due to a shoulder injury.
In the final, Juan Martín del Potro defeated Sam Querrey, 6–4, 6–4.

## Seeds

* Juan Martín del Potro (champion)
* David Ferrer (semifinals)
* Robin Söderling (semifinals)
* Nicolás Almagro (quarterfinals)
* Philipp Kohlschreiber (quarterfinals, withdrew due to a shoulder injury)
* Sam Querrey (final)
* Albert Montañés (first round)
* Juan Mónaco (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 |
| 1 | Juan Martín del Potro | 6 | 6 | | | | | |
| 3 | Robin Söderling | 4 | 3 | | | | | |
| 3 | Robin Söderling | 4 | 3 | | 1 | Juan Martín del Potro | 6 | 6 |
| | | | | | 6 | Sam Querrey | 4 | 4 |
| 6 | Sam Querrey | 3 | 6 | 7$^7$ | 6 | Sam Querrey | 4 | 4 |
| 2 | David Ferrer | 6 | 3 | 6$^4$ | | | | |

### 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 |
| | | | | | 1 | JM del Potro | 4 | 6 | 6 | | | | | | | | |
| | E Gulbis | 6 | 6$^5$ | 6 | | E Gulbis | 6 | 4 | 1 | | | | | | | | |
| | M Granollers | 4 | 7$^7$ | 1 | | | | | | 1 | JM del Potro | 6 | 6 | | | | |
| | V Troicki | 6 | 6 | | | | | | | | V Troicki | 3 | 2 | | | | |
| | I Kunitsyn | 1 | 2 | | | V Troicki | 3 | 6 | 6 | | | | | | | | |
| | V Hănescu | 3 | 4 | | 8 | J Mónaco | 6 | 4 | 2 | | | | | | | | |
| 8 | J Mónaco | 6 | 6 | | | | | | | | | | | 1 | JM del Potro | 6 | 6 |
| | | | | | | | | | | | | | | 3 | R Söderling | 4 | 3 |
| | | | | | 3 | R Söderling | 6 | 4 | 6 | | | | | | | | |
| Q | Ó Hernández | 6$^4$ | 7 | 2 | Q | B Reynolds | 3 | 6 | 2 | | | | | | | | |
| Q | B Reynolds | 7$^7$ | 5 | 6 | | | | | | 3 | R Söderling | 6 | 6 | | | | |
| WC | J Statham | 2 | 3 | | | | | | | Q | J Isner | 4 | 4 | | | | |
| | R Ginepri | 6 | 6 | | | R Ginepri | 4 | 7$^7$ | 6$^5$ | | | | | | | | |
| Q | J Isner | 7 | 7$^7$ | | Q | J Isner | 6 | 6$^1$ | 7$^7$ | | | | | | | | |
| 7 | A Montañés | 6$^4$ | 5 | | | | | | | | | | | | | | |

### 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 | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 6 | S Querrey | 6 | 7 | | | | | | | | | | | | | | | |
| WC | D King-Turner | 4 | 5 | | 6 | S Querrey | 3 | 6 | 6 | | | | | | | | | |
| | F Serra | 3 | 4 | | Q | G Müller | 6 | 3 | 4 | | | | | | | | | |
| Q | G Müller | 6 | 6 | | | | | | | 6 | S Querrey | 6 | 6 | | | | | |
| | S Darcis | 6$^5$ | 2 | | | | | | | 4 | N Almagro | 3 | 2 | | | | | |
| | Y-h Lu | 7$^7$ | 6 | | | Y-h Lu | 7$^7$ | 3 | 2 | | | | | | | | | |
| | | | | | 4 | N Almagro | 6$^4$ | 6 | 6 | | | | | | | | | |
| | | | | | | | | | | | | | | 6 | S Querrey | 3 | 6 | 7$^7$ |
| 5 | P Kohlschreiber | 6 | 6 | | | | | | | | | | | 2 | D Ferrer | 6 | 3 | 6$^4$ |
| WC | D Hrbatý | 1 | 2 | | 5 | P Kohlschreiber | 6 | 4 | 7$^7$ | | | | | | | | | |
| | JC Ferrero | 5 | | | | JC Ferrero | 4 | 6 | 6$^5$ | | | | | | | | | |
| | K Nishikori | 3$^r$ | | | | | | | | 5 | P Kohlschreiber | | | | | | | |
| | A Calleri | 6 | 4 | 4 | | | | | | 2 | D Ferrer | w/o | | | | | | |
| | M Gicquel | 3 | 6 | 6 | | M Gicquel | 7$^7$ | 4 | 4 | | | | | | | | | |
| | | | | | 2 | D Ferrer | 6$^3$ | 6 | 6 | | | | | | | | | |

## Qualifying
### Seeds

* Philipp Petzschner (withdrew, due to illness)
* Óscar Hernández (qualified)
* Bobby Reynolds (qualified)
* Iván Navarro (second round)
* Nicolás Massú (first round)
* Diego Junqueira (second round)
* Vince Spadea (second round)
* Thomaz Bellucci (qualifying competition)

### Qualifiers

* Gilles Müller
* Óscar Hernández
* Bobby Reynolds
* John Isner

### Draw
#### First qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition |
| Alt | Benoît Paire | 4 | 6 | 6 | | | | | | | | |
| | Jaroslav Pospíšil | 6 | 1 | 2 | | | | | | | | |
| | Jaroslav Pospíšil | 6 | 1 | 2 | Alt | Benoît Paire | 7 | 3 | 2 | | | |
| | | | | | | Rohan Bopanna | 5 | 6 | 6 | | | |
| WC | Adam Thompson | 7$^7$ | 3 | 4 | | Rohan Bopanna | 5 | 6 | 6 | | | |
| | Rohan Bopanna | 6$^5$ | 6 | 6 | | | | | | | | |
| | Rohan Bopanna | 6$^5$ | 6 | 6 | | | | | | Rohan Bopanna | 3 | 2 |
| | | | | | | | | | | Gilles Müller | 6 | 6 |
| WC | Marcus Daniell | 3 | 2 | | | | | | | | | | Gilles Müller | 6 | 6 |
| | Daniel Gimeno Traver | 6 | 6 | | | | | | | | | |
| | Daniel Gimeno Traver | 6 | 6 | | | Daniel Gimeno Traver | 4 | 6 | 2 | | | |
| | | | | | | Gilles Müller | 6 | 2 | 6 | | | |
| | Gilles Müller | 6 | 6 | | | Gilles Müller | 6 | 2 | 6 | | | |
| 5 | Nicolás Massú | 3 | 3 | | | | | | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Óscar Hernández | 6$^9$ | 6 | 6 | | | | | | | | | | |
| | Francesco Piccari | 7$^{11}$ | 2 | 3 | | | | | | | | | | |
| | Francesco Piccari | 7$^{11}$ | 2 | 3 | 2 | Óscar Hernández | 7$^7$ | 6 | | | | | | |
| | | | | | | G.D. Jones | 6$^3$ | 3 | | | | | | |
| | G.D. Jones | 6 | 6 | | | G.D. Jones | 6$^3$ | 3 | | | | | | |
| | Miguel Ángel López Jaén | 2 | 1 | | | | | | | | | | | |
| | Miguel Ángel López Jaén | 2 | 1 | | | | | | | 2 | Óscar Hernández | 7 | 3 | 6 |
| | | | | | | | | | | | Colin Ebelthite | 5 | 6 | 2 |
| | Colin Ebelthite | 5 | 6 | 6 | | | | | | | | | | | Colin Ebelthite | 5 | 6 | 2 |
| | Niels Desein | 7 | 2 | 2 | | | | | | | | | | |
| | Niels Desein | 7 | 2 | 2 | | Colin Ebelthite | 1 | 7 | 6 | | | | | |
| | | | | | 7 | Vince Spadea | 6 | 5 | 1 | | | | | |
| | Mathieu Rodrigues | 5 | 2 | | 7 | Vince Spadea | 6 | 5 | 1 | | | | | |
| 7 | Vince Spadea | 7 | 6 | | | | | | | | | | | |

#### Third qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Bobby Reynolds | 4 | 6 | 6 | | | | | | | | | |
| | Alexander Flock | 6 | 3 | 4 | | | | | | | | | |
| | Alexander Flock | 6 | 3 | 4 | 3 | Bobby Reynolds | 7 | 6$^2$ | 6 | | | | |
| | | | | | | Sam Groth | 5 | 7$^7$ | 4 | | | | |
| | Sam Groth | 6 | 6 | | | Sam Groth | 5 | 7$^7$ | 4 | | | | |
| | Roman Borvanov | 3 | 4 | | | | | | | | | | |
| | Roman Borvanov | 3 | 4 | | | | | | | 3 | Bobby Reynolds | 6 | 6 |
| | | | | | | | | | | | Matwé Middelkoop | 4 | 2 |
| | Nathan Thompson | 6$^6$ | 6$^5$ | | | | | | | | | | | Matwé Middelkoop | 4 | 2 |
| | Matwé Middelkoop | 7$^8$ | 7$^7$ | | | | | | | | | | |
| | Matwé Middelkoop | 7$^8$ | 7$^7$ | | | Matwé Middelkoop | 6 | 6 | | | | | |
| | | | | | 6 | Diego Junqueira | 1 | 1 | | | | | |
| WC | Mikal Statham | 1 | 6$^1$ | | 6 | Diego Junqueira | 1 | 1 | | | | | |
| 6 | Diego Junqueira | 6 | 7$^7$ | | | | | | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Iván Navarro | 6 | 7$^7$ | | | | | | | | | | | |
| | Jonathan Dasnières de Veigy | 3 | 6$^3$ | | | | | | | | | | | |
| | Jonathan Dasnières de Veigy | 3 | 6$^3$ | | 4 | Iván Navarro | 7$^7$ | 4 | 5 | | | | | |
| | | | | | | John Isner | 6$^4$ | 6 | 7 | | | | | |
| | Michael Lammer | 6$^5$ | 7$^7$ | 3 | | John Isner | 6$^4$ | 6 | 7 | | | | | |
| | John Isner | 7$^7$ | 6$^5$ | 6 | | | | | | | | | | |
| | John Isner | 7$^7$ | 6$^5$ | 6 | | | | | | | John Isner | 6 | 5 | 7$^7$ |
| | | | | | | | | | | 8 | Thomaz Bellucci | 3 | 7 | 6$^3$ |
| | Ruben Bemelmans | 6 | 6 | | | | | | | | | | | | 8 | Thomaz Bellucci | 3 | 7 | 6$^3$ |
| | Pablo Andújar | 3 | 2 | | | | | | | | | | | |
| | Pablo Andújar | 3 | 2 | | | Ruben Bemelmans | 1 | 3 | | | | | | |
| | | | | | 8 | Thomaz Bellucci | 6 | 6 | | | | | | |
| WC | Finn Tearney | 3 | 0 | | 8 | Thomaz Bellucci | 6 | 6 | | | | | | |
| 8 | Thomaz Bellucci | 6 | 6 | | | | | | | | | | | |