# 2010 Heineken Open – Singles

Juan Martín del Potro was the defending champion, but chose not to compete.
John Isner won in the final, 6–3, 5–7, 7–6$^{(7–2)}$, against Arnaud Clément.

## Seeds

The top four seeds receive a bye to the second round.
* Tommy Robredo (quarterfinals)
* David Ferrer (second round)
* Juan Carlos Ferrero (second round, retired because of a right ankle sprain)
* Nicolás Almagro (second round)
* Philipp Kohlschreiber (semifinals)
* Jürgen Melzer (quarterfinals)
* Juan Mónaco (second round)
* Albert Montañés (semifinals)

## 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 | Final | Final | Final | Final |
| | John Isner | 6 | 7$^7$ | | | | |
| 8 | Albert Montañés | 2 | 6$^5$ | | | | |
| 8 | Albert Montañés | 2 | 6$^5$ | John Isner | 6 | 5 | 7$^7$ |
| | | | | Arnaud Clément | 3 | 7 | 6$^2$ |
| 5 | Philipp Kohlschreiber | 3 | 6$^2$ | Arnaud Clément | 3 | 7 | 6$^2$ |
| | Arnaud Clément | 6 | 7$^7$ | | | | |

### 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| | | | | | 1 | T Robredo | 7$^7$ | 7$^7$ | | | | | | | | | | |
| | S Greul | 6 | 6 | | | S Greul | 6$^1$ | 6$^2$ | | | | | | | | | | |
| Q | P Lorenzi | 3 | 3 | | | | | | | 1 | T Robredo | 6$^5$ | 6 | 4 | | | | |
| | J Isner | 4 | 7$^7$ | 6 | | | | | | | J Isner | 7$^7$ | 3 | 6 | | | | |
| | G García López | 6 | 6$^3$ | 2 | | J Isner | 5 | 6 | 6 | | | | | | | | | |
| | H Zeballos | 3 | 0 | | 7 | J Mónaco | 7 | 4 | 3 | | | | | | | | | |
| 7 | J Mónaco | 6 | 6 | | | | | | | | | | | | | J Isner | 6 | 7$^7$ |
| | | | | | | | | | | | | | | | 8 | A Montañés | 2 | 6$^5$ |
| | | | | | 3 | JC Ferrero | 1$^r$ | | | | | | | | | | | |
| Q | D Evans | 6 | 2 | 4 | Q | M Lammer | 3 | | | | | | | | | | | |
| Q | M Lammer | 1 | 6 | 6 | | | | | | Q | M Lammer | 3 | 3 | | | | | |
| WC | D King-Turner | 2 | 5 | | | | | | | 8 | A Montañés | 6 | 6 | | | | | |
| WC | J Statham | 6 | 7 | | WC | J Statham | 6$^8$ | 2 | | | | | | | | | | |
| Q | J Lemke | 1 | 5 | | 8 | A Montañés | 7$^{10}$ | 6 | | | | | | | | | | |
| 8 | A Montañés | 6 | 7 | | | | | | | | | | | | | | | |

### 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 |
| 5 | P Kohlschreiber | 6 | 6 | | | | | | | | | | | | | | |
| LL | I Cervantes-Huegun | 2 | 3 | | 5 | P Kohlschreiber | 6 | 6 | | | | | | | | | |
| | T Bellucci | 6 | 6 | | | T Bellucci | 4 | 1 | | | | | | | | | |
| | M Chiudinelli | 3 | 3 | | | | | | | 5 | P Kohlschreiber | 6 | 6 | | | | |
| | M Gicquel | 6 | 6 | | | | | | | | M Gicquel | 3 | 1 | | | | |
| | O Rochus | 3 | 2 | | | M Gicquel | 6 | 6 | | | | | | | | | |
| | | | | | 4 | N Almagro | 0 | 3 | | | | | | | | | |
| | | | | | | | | | | | | | | 5 | P Kohlschreiber | 3 | 6$^2$ |
| 6 | J Melzer | 5 | 6 | 6 | | | | | | | | | | | A Clément | 6 | 7$^7$ |
| | F Fognini | 7 | 3 | 2 | 6 | J Melzer | 6 | 6$^5$ | 7$^7$ | | | | | | | | |
| | F Mayer | 3 | 6 | 3 | WC | S Grosjean | 2 | 7$^7$ | 6$^1$ | | | | | | | | |
| WC | S Grosjean | 6 | 3 | 6 | | | | | | 6 | J Melzer | 2 | 5 | | | | |
| | J Chardy | 5 | 4 | | | | | | | | A Clément | 6 | 7 | | | | |
| | A Clément | 7 | 6 | | | A Clément | 7 | 6 | | | | | | | | | |
| | | | | | 2 | D Ferrer | 5 | 4 | | | | | | | | | |

## Qualifying

All seeded players received a bye into the second round, and all players playing in the fourth qualifier received a bye into the second round.

### Seeds

* Paolo Lorenzi (qualified)
* Michael Lammer (qualified)
* Íñigo Cervantes (qualifying competition, lucky loser)
* Jan Minář (second round)
* Daniel Evans (qualified)
* Carles Poch Gradin (qualifying competition)
* Guillermo Olaso (qualifying competition)
* Pedro Clar-Rossello (second round)

### Qualifiers

* Paolo Lorenzi
* Michael Lammer
* James Lemke
* Daniel Evans

### Draw
#### First qualifier

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| | | | | | 1 | Paolo Lorenzi | 6 | 6 | | | | |
| Michael Venus | Michael Venus | 7 | 4 | 4 | | André Sá | 3 | 3 | | | | |
| André Sá | André Sá | 5 | 6 | 6 | | | | | 1 | Paolo Lorenzi | 6 | 7$^7$ |
| Sebastian Lavie | Sebastian Lavie | 5 | 6 | 1 | | | | | 6 | Carles Poch Gradin | 4 | 6$^3$ |
| Pablo Santos | Pablo Santos | 7 | 3 | 6 | | Pablo Santos | 5 | 4 | | | | |
| | | | | | 6 | Carles Poch Gradin | 7 | 6 | | | | |

#### Second qualifier

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| | | | | 2 | Michael Lammer | 6 | 6 | | | | |
| WC | Logan Mackenzie | 6 | 6 | WC | Logan Mackenzie | 3 | 4 | | | | |
| | William Ward | 1 | 3 | | | | | 2 | Michael Lammer | 6 | 6 |
| Roberto Bautista Agut | Roberto Bautista Agut | 6 | 6 | | | | | 7 | Guillermo Olaso | 3 | 4 |
| Bruno Soares | Bruno Soares | 2 | 3 | | Roberto Bautista Agut | 3 | 6$^3$ | | | | |
| | | | | 7 | Guillermo Olaso | 6 | 7$^7$ | | | | |

#### 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 | Qualifying competition |
| | | | | | 3 | Íñigo Cervantes | 7 | 6 | | | | | | |
| Michael Kohlmann | Michael Kohlmann | 0 | 7$^8$ | 2 | | Mikal Statham | 5 | 2 | | | | | | |
| Mikal Statham | Mikal Statham | 6 | 6$^6$ | 6 | | | | | | 3 | Íñigo Cervantes | 2 | 6 | 3 |
| James Lemke | James Lemke | 7 | 6 | | | | | | | | James Lemke | 6 | 4 | 6 |
| Marcelo Melo | Marcelo Melo | 5 | 0 | | | James Lemke | 7$^7$ | 4 | 6 | | | | | |
| | | | | | 8 | Pedro Clar-Rossello | 6$^4$ | 6 | 3 | | | | | |

#### Fourth qualifier

| Second round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Jan Minář | 6 | 2 | 4 | | | | | |
| WC | Yang Tsung-hua | 4 | 6 | 6 | | | | | |
| | | | | | WC | Yang Tsung-hua | 4 | 6 | 4 |
| | | | | | 5 | Daniel Evans | 6 | 2 | 6 |
| | Marcus Daniell | 2 | 4 | | | | | | |
| 5 | Daniel Evans | 6 | 6 | | | | | | |