# 2015 Swiss Open Gstaad – Singles

Pablo Andújar was the defending champion, but lost to Thomaz Bellucci in the quarterfinals.
Dominic Thiem won the title, defeating David Goffin in the final, 7–5, 6–2.

## Seeds

The top four seeds receive a bye into the second round.
* David Goffin (final)
* Feliciano López (semifinals)
* Dominic Thiem (champion)
* Pablo Andújar (quarterfinals)
* Thomaz Bellucci (semifinals)
* João Sousa (quarterfinals)
* Pablo Carreño Busta (quarterfinals)
* Santiago Giraldo (quarterfinals)

## 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 | David Goffin | 6 | 6 | | | | | |
| 5 | Thomaz Bellucci | 4 | 2 | | | | | |
| 5 | Thomaz Bellucci | 4 | 2 | | 1 | David Goffin | 5 | 2 |
| | | | | | 3 | Dominic Thiem | 7 | 6 |
| 3 | Dominic Thiem | 6 | 6$^5$ | 6 | 3 | Dominic Thiem | 7 | 6 |
| 2 | Feliciano López | 3 | 7$^7$ | 3 | | | | |

### Top half

| 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 | D Goffin | 6 | 6 | | | | | | | | | | |
| WC | A Rublev | 4 | 6$^1$ | Q | H Zeballos | 1 | 1 | | | | | | | | | | |
| Q | H Zeballos | 6 | 7$^7$ | | | | | | 1 | D Goffin | 6$^7$ | 6 | 7$^7$ | | | | |
| Q | M Teixeira | 0 | 4 | | | | | | 6 | J Sousa | 7$^9$ | 4 | 6$^1$ | | | | |
| | D Istomin | 6 | 6 | | D Istomin | 7$^8$ | 3 | 6$^4$ | | | | | | | | | |
| WC | H Laaksonen | 2 | 5 | 6 | J Sousa | 6$^6$ | 6 | 7$^7$ | | | | | | | | | |
| 6 | J Sousa | 6 | 7 | | | | | | | | | | | 1 | D Goffin | 6 | 6 |
| | | | | | | | | | | | | | | 5 | T Bellucci | 4 | 2 |
| | | | | 4 | P Andújar | 7 | 6 | | | | | | | | | | |
| Q | C Hemery | 5 | 2 | | D Lajović | 5 | 2 | | | | | | | | | | |
| | D Lajović | 7 | 6 | | | | | | 4 | P Andújar | 6 | 4 | 1 | | | | |
| PR | S Robert | 6 | 6 | | | | | | 5 | T Bellucci | 3 | 6 | 6 | | | | |
| | J Souza | 1 | 4 | PR | S Robert | 3 | 2 | | | | | | | | | | |
| | K Coppejans | 2 | 3 | 5 | T Bellucci | 6 | 6 | | | | | | | | | | |
| 5 | T Bellucci | 6 | 6 | | | | | | | | | | | | | | |

### 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 | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 7 | P Carreño Busta | 6 | 6 | | | | | | | | | | | | | | | | |
| | M Youzhny | 1 | 2 | | 7 | P Carreño Busta | 7$^7$ | 6 | | | | | | | | | | | |
| | R Haase | 1 | 7$^7$ | 6 | | R Haase | 6$^3$ | 4 | | | | | | | | | | | |
| | M Granollers | 6 | 6$^1$ | 4 | | | | | | 7 | P Carreño Busta | 4 | 6 | 2 | | | | | |
| WC | M Chiudinelli | 4 | 2 | | | | | | | 3 | D Thiem | 6 | 3 | 6 | | | | | |
| | F Delbonis | 6 | 6 | | | F Delbonis | 3 | 4 | | | | | | | | | | | |
| | | | | | 3 | D Thiem | 6 | 6 | | | | | | | | | | | |
| | | | | | | | | | | | | | | | 3 | D Thiem | 6 | 6$^5$ | 6 |
| 8 | S Giraldo | 6 | 6 | | | | | | | | | | | | 2 | F López | 3 | 7$^7$ | 3 |
| | P Lorenzi | 3 | 2 | | 8 | S Giraldo | 6 | 6 | | | | | | | | | | | |
| | M İlhan | 6 | 6 | | | M İlhan | 2 | 3 | | | | | | | | | | | |
| | A Kuznetsov | 1 | 2 | | | | | | | 8 | S Giraldo | 6$^4$ | 4 | | | | | | |
| | B Kavčič | 6 | 0$^r$ | | | | | | | 2 | F López | 7$^7$ | 6 | | | | | | |
| Q | J Reister | 4 | 2 | | Q | J Reister | 6 | 4 | 1 | | | | | | | | | | |
| | | | | | 2 | F López | 2 | 6 | 6 | | | | | | | | | | |

## Qualifying
### Seeds

* Facundo Bagnis (first round)
* Horacio Zeballos (qualified)
* Kenny de Schepper (qualifying competition)
* Gerald Melzer (second round)
* Andrea Arnaboldi (qualifying competition)
* Laslo Djere (second round)
* Giovanni Lapentti (first round)
* Matteo Viola (first round)

### Qualifiers

* Maxime Teixeira
* Horacio Zeballos
* Julian Reister
* Calvin Hemery

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Second round | Second round | Second round | Second round | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Facundo Bagnis | 6$^6$ | 1 | | | | | | | |
| | Victor Hănescu | 7$^8$ | 6 | | | | | | | |
| | Victor Hănescu | 7$^8$ | 6 | Victor Hănescu | 3 | 6 | 3 | | | |
| | | | | Maxime Teixeira | 6 | 1 | 6 | | | |
| | Nikola Mektić | 6$^1$ | 6$^4$ | Maxime Teixeira | 6 | 1 | 6 | | | |
| | Maxime Teixeira | 7$^7$ | 7$^7$ | | | | | | | |
| | Maxime Teixeira | 7$^7$ | 7$^7$ | | | | | Maxime Teixeira | 7$^7$ | 7$^{14}$ |
| | | | | | | | | Daniil Medvedev | 6$^5$ | 6$^{12}$ |
| WC | Loïc Perret | 2 | 4 | | | | | | | | Daniil Medvedev | 6$^5$ | 6$^{12}$ |
| | Juan Ignacio Londero | 6 | 6 | | | | | | | |
| | Juan Ignacio Londero | 6 | 6 | Juan Ignacio Londero | 3 | 0 | | | | |
| | | | | Daniil Medvedev | 6 | 6 | | | | |
| | Daniil Medvedev | 6 | 6 | Daniil Medvedev | 6 | 6 | | | | |
| 8 | Matteo Viola | 4 | 4 | | | | | | | |

#### Second qualifier

| 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 |
| 2 | Horacio Zeballos | 6 | 7$^7$ | | | | | | | | | |
| | Alexandar Lazov | 1 | 6$^2$ | | | | | | | | | |
| | Alexandar Lazov | 1 | 6$^2$ | 2 | Horacio Zeballos | 6 | 6 | | | | | |
| | | | | | Tomás Lipovšek Puches | 4 | 3 | | | | | |
| | Fernando Romboli | 3 | 3 | | Tomás Lipovšek Puches | 4 | 3 | | | | | |
| | Tomás Lipovšek Puches | 6 | 6 | | | | | | | | | |
| | Tomás Lipovšek Puches | 6 | 6 | | | | | | 2 | Horacio Zeballos | 6 | 6 |
| | | | | | | | | | | Pedro Cachin | 2 | 4 |
| WC | Jessy Kalambay | 3 | 2 | | | | | | | | | | Pedro Cachin | 2 | 4 |
| | Pedro Cachin | 6 | 6 | | | | | | | | | |
| | Pedro Cachin | 6 | 6 | | Pedro Cachin | 3 | 6 | 6 | | | | |
| | | | | 6 | Laslo Djere | 6 | 1 | 1 | | | | |
| | Ivo Klec | 4 | 4 | 6 | Laslo Djere | 6 | 1 | 1 | | | | |
| 6 | Laslo Djere | 6 | 6 | | | | | | | | | |

#### Third 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 |
| 3 | Kenny de Schepper | 7$^7$ | 6 | | | | | | | | | |
| | Kirill Dmitriev | 6$^1$ | 4 | | | | | | | | | |
| | Kirill Dmitriev | 6$^1$ | 4 | | 3 | Kenny de Schepper | 6 | 7$^7$ | | | | |
| | | | | | | Antonio Veić | 3 | 6$^3$ | | | | |
| | Antonio Veić | 6 | 3 | 6 | | Antonio Veić | 3 | 6$^3$ | | | | |
| | Yann Marti | 3 | 6 | 0 | | | | | | | | |
| | Yann Marti | 3 | 6 | 0 | | | | | 3 | Kenny de Schepper | 3 | 3 |
| | | | | | | | | | PR | Julian Reister | 6 | 6 |
| | Adrien Bossel | 6 | 6 | | | | | | | | | | PR | Julian Reister | 6 | 6 |
| WC | Luca Margaroli | 2 | 2 | | | | | | | | | |
| WC | Luca Margaroli | 2 | 2 | | | Adrien Bossel | 3 | 4 | | | | |
| | | | | | PR | Julian Reister | 6 | 6 | | | | |
| PR | Julian Reister | 6 | 6 | | PR | Julian Reister | 6 | 6 | | | | |
| 7 | Giovanni Lapentti | 4 | 1 | | | | | | | | | |

#### Fourth 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 | Qualifying competition |
| 4 | Gerald Melzer | 6 | 6 | | | | | | | | | | |
| | Vijay Sundar Prashanth | 2 | 2 | | | | | | | | | | |
| | Vijay Sundar Prashanth | 2 | 2 | | 4 | Gerald Melzer | 5 | 5 | | | | | |
| | | | | | | Calvin Hemery | 7 | 7 | | | | | |
| | Michael Linzer | 7$^7$ | 6$^8$ | 4 | | Calvin Hemery | 7 | 7 | | | | | |
| | Calvin Hemery | 6$^2$ | 7$^{10}$ | 6 | | | | | | | | | |
| | Calvin Hemery | 6$^2$ | 7$^{10}$ | 6 | | | | | | Calvin Hemery | 1 | 6 | 6 |
| | | | | | | | | | 5 | Andrea Arnaboldi | 6 | 3 | 2 |
| WC | Jacob Kahoun | 3 | 4 | | | | | | | | | | | 5 | Andrea Arnaboldi | 6 | 3 | 2 |
| | Federico Gaio | 6 | 6 | | | | | | | | | | |
| | Federico Gaio | 6 | 6 | | | Federico Gaio | 4 | 2 | | | | | |
| | | | | | 5 | Andrea Arnaboldi | 6 | 6 | | | | | |
| | Anton Zaitcev | 3 | 7$^7$ | 4 | 5 | Andrea Arnaboldi | 6 | 6 | | | | | |
| 5 | Andrea Arnaboldi | 6 | 6$^5$ | 6 | | | | | | | | | |