# 2006 Open 13 – Singles

Arnaud Clément defeated Mario Ančić 7–5, 6–4 to win the 2006 Open 13 singles competition. Joachim Johansson was the champion but did not defend his title.

## Seeds

* Rafael Nadal (semifinals)
* Ivan Ljubičić (quarterfinals)
* Nikolay Davydenko (second round)
* Thomas Johansson (first round)
* Richard Gasquet (first round)
* Mario Ančić (final)
* Radek Štěpánek (second round)
* Sébastien Grosjean (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 | Semifinals | Final | Final | Final | Final |
| 1 | Rafael Nadal | 6 | 3 | 5 | | | | |
| WC | Arnaud Clément | 2 | 6 | 7 | | | | |
| WC | Arnaud Clément | 2 | 6 | 7 | WC | Arnaud Clément | 6 | 6 |
| | | | | | 6 | Mario Ančić | 4 | 2 |
| 8 | Sébastien Grosjean | 3 | 6 | 3 | 6 | Mario Ančić | 4 | 2 |
| 6 | Mario Ančić | 6 | 3 | 6 | | | | |

### Top half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 1 | R Nadal | 4 | 6 | 7 | | | | | | | | | | | | | | |
| | O Rochus | 6 | 2 | 5 | 1 | R Nadal | 7 | 6 | | | | | | | | | | |
| WC | G Simon | 4 | 6 | 6 | WC | G Simon | 5 | 4 | | | | | | | | | | |
| | J Nieminen | 6 | 3 | 2 | | | | | 1 | R Nadal | 7 | 6 | | | | | | |
| | P-H Mathieu | 5 | 6 | 6 | | | | | | P-H Mathieu | 5 | 4 | | | | | | |
| Q | J Haehnel | 7 | 3 | 4 | | P-H Mathieu | 7$^7$ | 6 | | | | | | | | | | |
| | T Berdych | 5 | 4 | | 7 | R Štěpánek | 6$^0$ | 3 | | | | | | | | | | |
| 7 | R Štěpánek | 7 | 6 | | | | | | | | | | | 1 | R Nadal | 6 | 3 | 5 |
| 4 | T Johansson | 4 | 6$^3$ | | | | | | | | | | | WC | A Clément | 2 | 6 | 7 |
| | F Santoro | 6 | 7$^7$ | | | F Santoro | 6 | 6 | | | | | | | | | | |
| Q | N Thomann | 3 | 2 | | | G Rusedski | 3 | 2 | | | | | | | | | | |
| | G Rusedski | 6 | 6 | | | | | | | F Santoro | 5 | 6 | 6$^5$ | | | | | |
| | J Melzer | 4 | 6$^3$ | | | | | | WC | A Clément | 7 | 4 | 7$^7$ | | | | | |
| | F Verdasco | 6 | 7$^7$ | | | F Verdasco | 6$^5$ | 3 | | | | | | | | | | |
| WC | A Clément | 3 | 6 | 6 | WC | A Clément | 7$^7$ | 6 | | | | | | | | | | |
| 5 | R Gasquet | 6 | 4 | 0 | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 8 | S Grosjean | 2 | 7 | 6 | | | | | | | | | | | | | | |
| | G Monfils | 6 | 5 | 3 | 8 | S Grosjean | 6 | 6 | | | | | | | | | | |
| Q | S de Chaunac | 4 | 3 | | | M Youzhny | 3 | 1 | | | | | | | | | | |
| | M Youzhny | 6 | 6 | | | | | | 8 | S Grosjean | 7$^7$ | 6 | | | | | | |
| LL | E Korolev | 2 | 6 | 6 | | | | | LL | E Korolev | 6$^4$ | 3 | | | | | | |
| Q | A Sidorenko | 6 | 4 | 1 | LL | E Korolev | 6 | 7$^8$ | | | | | | | | | | |
| | C Rochus | 1 | 2 | | 3 | N Davydenko | 4 | 6$^6$ | | | | | | | | | | |
| 3 | N Davydenko | 6 | 6 | | | | | | | | | | | 8 | S Grosjean | 3 | 6 | 3 |
| 6 | M Ančić | 6 | 6$^9$ | 6 | | | | | | | | | | 6 | M Ančić | 6 | 3 | 6 |
| | M Baghdatis | 2 | 7$^{11}$ | 4 | 6 | M Ančić | 6 | 6 | | | | | | | | | | |
| Q | J-C Faurel | 6 | 6 | | Q | J-C Faurel | 3 | 3 | | | | | | | | | | |
| | F López | 3 | 3 | | | | | | 6 | M Ančić | 7$^7$ | 3 | 6 | | | | | |
| | T Dent | 6 | 3 | 6$^0$ | | | | | 2 | I Ljubičić | 6$^2$ | 6 | 3 | | | | | |
| | I Andreev | 2 | 6 | 7$^7$ | | I Andreev | 6$^5$ | 4 | | | | | | | | | | |
| | P Srichaphan | 3 | 7$^8$ | 3 | 2 | I Ljubičić | 7$^7$ | 6 | | | | | | | | | | |
| 2 | I Ljubičić | 6 | 6$^6$ | 6 | | | | | | | | | | | | | | |