# 2015 Gastein Ladies – Singles

Andrea Petkovic was the defending champion, but she chose not to participate this year. Samantha Stosur won the title, defeating Karin Knapp in the final, 3–6, 7–6$^{(7–3)}$, 6–2.

## Seeds

* Sara Errani (semifinals)
* Samantha Stosur (champion)
* Karin Knapp (final)
* Carina Witthöft (first round)
* Lucie Hradecká (second round)
* Julia Görges (second round)
* Anna Karolína Schmiedlová (semifinals)
* Kateřina Siniaková (first 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
* NG = Next Gen Accelerator Program entrant

### Finals

| Semifinals | Semifinals | Semifinals | Semifinals | Semifinals | Final | Final | Final | Final | Final |
| 1 | Sara Errani | 6$^4$ | 6 | 5 | | | | | |
| 3 | Karin Knapp | 7$^7$ | 4 | 7 | | | | | |
| 3 | Karin Knapp | 7$^7$ | 4 | 7 | 3 | Karin Knapp | 6 | 6$^3$ | 2 |
| | | | | | 2 | Samantha Stosur | 3 | 7$^7$ | 6 |
| 7 | Anna Karolína Schmiedlová | 1 | 5 | | 2 | Samantha Stosur | 3 | 7$^7$ | 6 |
| 2 | Samantha Stosur | 6 | 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 | Semifinals |
| 1 | S Errani | 6 | 6 | | | | | | | | | | | | | | | | |
| Q | A Sasnovich | 4 | 4 | | 1 | S Errani | 6 | 4 | 7 | | | | | | | | | | |
| Q | A Bogdan | 4 | 2 | | Q | M Zanevska | 2 | 6 | 5 | | | | | | | | | | |
| Q | M Zanevska | 6 | 6 | | | | | | | 1 | S Errani | 6 | 3 | 6 | | | | | |
| Q | D Kasatkina | 6 | 6 | | | | | | | Q | D Kasatkina | 3 | 6 | 2 | | | | | |
| | A Krunić | 3 | 1 | | Q | D Kasatkina | 3 | 6 | 6 | | | | | | | | | | |
| LL | R Ozaki | 3 | 4 | | 6 | J Görges | 6 | 4 | 3 | | | | | | | | | | |
| 6 | J Görges | 6 | 6 | | | | | | | | | | | | 1 | S Errani | 6$^4$ | 6 | 5 |
| 3 | K Knapp | 6 | 6$^5$ | 7$^8$ | | | | | | | | | | | 3 | K Knapp | 7$^7$ | 4 | 7 |
| WC | T Paszek | 0 | 7$^7$ | 6$^6$ | 3 | K Knapp | 6 | 6 | | | | | | | | | | | |
| | J Larsson | 6 | 6 | | | J Larsson | 3 | 3 | | | | | | | | | | | |
| | S Vögele | 2 | 2 | | | | | | | 3 | K Knapp | 7$^7$ | 7 | | | | | | |
| | T Babos | 4 | 2 | | | | | | | | P Hercog | 6$^5$ | 5 | | | | | | |
| | P Hercog | 6 | 6 | | | P Hercog | 6 | 6 | | | | | | | | | | | |
| | L Arruabarrena | 4 | 1 | | 5 | L Hradecká | 3 | 2 | | | | | | | | | | | |
| 5 | L Hradecká | 6 | 6 | | | | | | | | | | | | | | | | |

### Bottom half

| First round | First round | First round | First round | First round | Second round | Second round | Second round | Second round | Quarterfinals | Quarterfinals | Quarterfinals | Quarterfinals | Semifinals | Semifinals | Semifinals | Semifinals |
| 7 | AK Schmiedlová | 3 | 6 | 6 | | | | | | | | | | | | |
| WC | P Mayr-Achleitner | 6 | 2 | 0 | 7 | AK Schmiedlová | 6 | 0 | | | | | | | | |
| WC | B Haas | 1 | 7$^7$ | 6$^5$ | | A Mitu | 1 | 0$^r$ | | | | | | | | |
| | A Mitu | 6 | 6$^5$ | 7$^7$ | | | | | 7 | AK Schmiedlová | 6 | 6 | | | | |
| | T Pereira | 2$^r$ | | | | | | | | A Beck | 2 | 3 | | | | |
| | A Beck | 5 | | | | A Beck | 6 | 6 | | | | | | | | |
| | D Allertová | 3 | 7$^7$ | 6 | | D Allertová | 2 | 3 | | | | | | | | |
| 4 | C Witthöft | 6 | 6$^5$ | 4 | | | | | | | | | 7 | AK Schmiedlová | 1 | 5 |
| 8 | K Siniaková | 4 | 4 | | | | | | | | | | 2 | S Stosur | 6 | 7 |
| | D Kovinić | 6 | 6 | | | D Kovinić | 6 | 6 | | | | | | | | |
| LL | R Hogenkamp | 6 | 6 | | LL | R Hogenkamp | 3 | 1 | | | | | | | | |
| Q | P Martić | 4 | 3 | | | | | | | D Kovinić | 3 | 2 | | | | |
| | A-L Friedsam | 6 | 4$^r$ | | | | | | 2 | S Stosur | 6 | 6 | | | | |
| | K Koukalová | 1 | 0 | | | K Koukalová | 1 | 0 | | | | | | | | |
| Q | A Sevastova | 4 | 6 | 1 | 2 | S Stosur | 6 | 6 | | | | | | | | |
| 2 | S Stosur | 6 | 4 | 6 | | | | | | | | | | | | |

## Qualifying
### Seeds

* Richèl Hogenkamp (qualifying competition, lucky loser)
* Aliaksandra Sasnovich (qualified)
* Kristína Kučová (first round, retired)
* Risa Ozaki (qualifying competition, lucky loser)
* Maryna Zanevska (qualified)
* Petra Martić (qualified)
* Stephanie Vogt (first round)
* Daria Kasatkina (qualified)
* Alexa Glatch (first round)
* Katerina Stewart (qualifying competition)
* Marina Melnikova (qualifying competition)
* Anastasija Sevastova (qualified)

### Qualifiers

* Daria Kasatkina
* Aliaksandra Sasnovich
* Ana Bogdan
* Anastasija Sevastova
* Maryna Zanevska
* Petra Martić

### Lucky losers

* Richèl Hogenkamp
* Risa Ozaki

### Draw
#### First qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Richèl Hogenkamp | 6$^6$ | 6 | 6 | | | | |
| WC | Julia Grabher | 7$^8$ | 4 | 2 | | | | |
| WC | Julia Grabher | 7$^8$ | 4 | 2 | 1 | Richèl Hogenkamp | 1 | 1 |
| | | | | | 8 | Daria Kasatkina | 6 | 6 |
| PR | Victoria Kan | 1 | 2 | | 8 | Daria Kasatkina | 6 | 6 |
| 8 | Daria Kasatkina | 6 | 6 | | | | | |

#### Second qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Aliaksandra Sasnovich | 6 | 6 | | | | | |
| WC | Luisa-Marie Huber | 1 | 1 | | | | | |
| WC | Luisa-Marie Huber | 1 | 1 | | 2 | Aliaksandra Sasnovich | 6 | 7$^7$ |
| | | | | | 11 | Marina Melnikova | 1 | 6$^4$ |
| WC | Mira Antonitsch | 6 | 1 | 1 | 11 | Marina Melnikova | 1 | 6$^4$ |
| 11 | Marina Melnikova | 3 | 6 | 6 | | | | |

#### Third qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Kristína Kučová | 1 | 1$^r$ | | | | |
| | Ana Bogdan | 6 | 4 | | | | |
| | Ana Bogdan | 6 | 4 | | Ana Bogdan | 6 | 7$^7$ |
| | | | | 10 | Katerina Stewart | 1 | 6$^5$ |
| | Elitsa Kostova | 4 | 3 | 10 | Katerina Stewart | 1 | 6$^5$ |
| 10 | Katerina Stewart | 6 | 6 | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 4 | Risa Ozaki | 6 | 6 | | | | |
| | Florencia Molinero | 2 | 2 | | | | |
| | Florencia Molinero | 2 | 2 | 4 | Risa Ozaki | 4 | 2 |
| | | | | 12/Alt | Anastasija Sevastova | 6 | 6 |
| Alt | Xenia Knoll | 2 | 2 | 12/Alt | Anastasija Sevastova | 6 | 6 |
| 12/Alt | Anastasija Sevastova | 6 | 6 | | | | |

#### Fifth qualifier

| First round | First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 5 | Maryna Zanevska | 6 | 6 | | | | | |
| | Nastja Kolar | 4 | 4 | | | | | |
| | Nastja Kolar | 4 | 4 | | 5 | Maryna Zanevska | 6 | 6 |
| | | | | | | Katarzyna Piter | 2 | 4 |
| | Katarzyna Piter | 6 | 3 | 6 | | Katarzyna Piter | 2 | 4 |
| 9 | Alexa Glatch | 4 | 6 | 2 | | | | |

#### Sixth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 6 | Petra Martić | 6 | 7$^7$ | | | | |
| WC | Pia König | 0 | 6$^1$ | | | | |
| WC | Pia König | 0 | 6$^1$ | 6 | Petra Martić | 6 | 7 |
| | | | | | Tereza Martincová | 4 | 5 |
| | Tereza Martincová | 6 | 6 | | Tereza Martincová | 4 | 5 |
| 7 | Stephanie Vogt | 3 | 0 | | | | |