# 2006 Allianz Suisse Open Gstaad – Singles

Gastón Gaudio was the defending champion but lost in the quarterfinals to Richard Gasquet.
Richard Gasquet won in the final 7–6$^{(7–4)}$, 6–7$^{(3–7)}$, 6–3, 6–3 against Feliciano López.

## Seeds

A champion seed is indicated in bold while text in italics indicates the round in which that seed was eliminated.
* Ivan Ljubičić (quarterfinals)
* Gastón Gaudio (quarterfinals)
* Fernando Verdasco (quarterfinals)
* Paul-Henri Mathieu (first round)
* Carlos Moyá (first round)
* Feliciano López (final)
* Richard Gasquet (champion)
* Max Mirnyi (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
* NB: The Final was the best of 5 sets while all other rounds were the best of 3 sets.

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final | Final |
| 6 | Feliciano López | 7$^7$ | 6$^5$ | 6 | | | | | | |
| Q | Marin Čilić | 6$^2$ | 7$^7$ | 3 | | | | | | |
| Q | Marin Čilić | 6$^2$ | 7$^7$ | 3 | 6 | Feliciano López | 6$^4$ | 7$^7$ | 3 | 3 |
| | | | | | 7 | Richard Gasquet | 7$^7$ | 6$^3$ | 6 | 6 |
| | Philipp Kohlschreiber | 1 | 6 | 2 | 7 | Richard Gasquet | 7$^7$ | 6$^3$ | 6 | 6 |
| 7 | Richard Gasquet | 6 | 1 | 6 | | | | | | |

### Section 1

| 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 | Semifinals |
| 1 | I Ljubičić | 6 | 7$^7$ | | | | | | | | | | | | | | | | |
| | A Portas | 3 | 6$^5$ | | 1 | I Ljubičić | 6$^6$ | 6 | 6 | | | | | | | | | | |
| | D Sanguinetti | 3 | 2 | | WC | M Chiudinelli | 7$^8$ | 3 | 2 | | | | | | | | | | |
| WC | M Chiudinelli | 6 | 6 | | | | | | | 1 | I Ljubičić | 6$^4$ | 3 | | | | | | |
| WC | R Roshardt | 1 | 4 | | | | | | | 6 | F López | 7$^7$ | 6 | | | | | | |
| | R Ramírez Hidalgo | 6 | 6 | | | R Ramírez Hidalgo | 7$^7$ | 3 | 6$^3$ | | | | | | | | | | |
| | F Volandri | 4 | 4 | | 6 | F López | 6$^5$ | 6 | 7$^7$ | | | | | | | | | | |
| 6 | F López | 6 | 6 | | | | | | | | | | | | 6 | F López | 7$^7$ | 6$^5$ | 6 |
| 4 | P-H Mathieu | 6 | 5 | 6$^6$ | | | | | | | | | | | Q | M Čilić | 6$^2$ | 7$^7$ | 3 |
| Q | D Vemić | 3 | 7 | 7$^8$ | Q | D Vemić | 6 | 3 | 4 | | | | | | | | | | |
| Q | M Čilić | 6 | 7$^8$ | | Q | M Čilić | 2 | 6 | 6 | | | | | | | | | | |
| | A Seppi | 3 | 6$^6$ | | | | | | | Q | M Čilić | 6$^5$ | 6 | 7 | | | | | |
| | S Wawrinka | 4 | 6 | 6$^4$ | | | | | | | A Pavel | 7$^7$ | 3 | 5 | | | | | |
| | A Pavel | 6 | 1 | 7$^7$ | | A Pavel | 6 | 6 | | | | | | | | | | | |
| | C Berlocq | 3 | 5 | | 8 | M Mirnyi | 2 | 4 | | | | | | | | | | | |
| 8 | M Mirnyi | 6 | 7 | | | | | | | | | | | | | | | | |

### Section 2

| 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 | Semifinals |
| 5 | C Moyá | 3 | 2 | | | | | | | | | | | | | | | | |
| WC | J Novák | 6 | 6 | | WC | J Novák | 6 | 6$^5$ | 1 | | | | | | | | | | |
| | P Kohlschreiber | 6 | 6 | | | P Kohlschreiber | 3 | 7$^7$ | 6 | | | | | | | | | | |
| | A di Mauro | 3 | 1 | | | | | | | | P Kohlschreiber | 6 | 4 | 6 | | | | | |
| | F Saretta | 7 | 1 | 4 | | | | | | 3 | F Verdasco | 3 | 6 | 4 | | | | | |
| | D Bracciali | 5 | 6 | 6 | | D Bracciali | 3 | 1 | | | | | | | | | | | |
| Q | D Norman | 4 | 3 | | 3 | F Verdasco | 6 | 6 | | | | | | | | | | | |
| 3 | F Verdasco | 6 | 6 | | | | | | | | | | | | | P Kohlschreiber | 1 | 6 | 2 |
| 7 | R Gasquet | 6 | 6 | | | | | | | | | | | | 7 | R Gasquet | 6 | 1 | 6 |
| | S Greul | 3 | 3 | | 7 | R Gasquet | 6 | 6 | | | | | | | | | | | |
| Q | R Vögeli | 2 | 1 | | | R Vik | 1 | 1 | | | | | | | | | | | |
| | R Vik | 6 | 6 | | | | | | | 7 | R Gasquet | 6 | 6 | | | | | | |
| | F Vicente | 1 | 6 | 2 | | | | | | 2 | G Gaudio | 3 | 2 | | | | | | |
| | C Rochus | 6 | 4 | 6 | | C Rochus | 0 | 4 | | | | | | | | | | | |
| | M Daniel | 6$^4$ | 2 | | 2 | G Gaudio | 6 | 6 | | | | | | | | | | | |
| 2 | G Gaudio | 7$^7$ | 6 | | | | | | | | | | | | | | | | |