# 2025 Upper Austria Ladies Linz – Singles

Ekaterina Alexandrova defeated Dayana Yastremska in the final, 6–2, 3–6, 7–5 to win the singles title at the 2025 Upper Austria Ladies Linz. It was her fifth WTA Tour singles title.
Jeļena Ostapenko was the reigning champion, but chose not to defend her title.

## Seeds

The top four seeds received a bye into the second round.
* Karolína Muchová (semifinals)
* Elina Svitolina (second round)
* Maria Sakkari (quarterfinals)
* Ekaterina Alexandrova (champion)
* Dayana Yastremska (final)
* Anastasia Potapova (quarterfinals)
* Elina Avanesyan (second round)
* Clara Tauson (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 | Final |
| 1/WC | Karolína Muchová | 0 | 4 | | | | | |
| 4 | Ekaterina Alexandrova | 6 | 6 | | | | | |
| 4 | Ekaterina Alexandrova | 6 | 6 | 4 | Ekaterina Alexandrova | 6 | 3 | 7 |
| | | | | 5 | Dayana Yastremska | 2 | 6 | 5 |
| 5 | Dayana Yastremska | 6 | 6 | 5 | Dayana Yastremska | 2 | 6 | 5 |
| 8 | Clara Tauson | 1 | 4 | | | | | |

### 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/WC | K Muchová | 6 | 6 | | | | | | | | | | |
| | L Sun | 3 | 3 | | Q | S Sorribes Tormo | 2 | 3 | | | | | | | | | | |
| Q | S Sorribes Tormo | 6 | 6 | | | | | | | 1/WC | K Muchová | 6 | 3 | 6 | | | | |
| | R Šramková | 7 | 7 | | | | | | | 6 | A Potapova | 3 | 6 | 3 | | | | |
| | E Cocciaretto | 5 | 5 | | | R Šramková | 6$^1$ | 4 | | | | | | | | | | |
| WC | J Grabher | 2 | 2 | | 6 | A Potapova | 7$^7$ | 6 | | | | | | | | | | |
| 6 | A Potapova | 6 | 6 | | | | | | | | | | | | 1/WC | K Muchová | 0 | 4 |
| | | | | | | | | | | | | | | | 4 | E Alexandrova | 6 | 6 |
| | | | | | 4 | E Alexandrova | 6 | 6 | | | | | | | | | | |
| Q | A Sasnovich | 6 | 7$^7$ | | Q | A Sasnovich | 3 | 2 | | | | | | | | | | |
| Q | A Zakharova | 3 | 6$^3$ | | | | | | | 4 | E Alexandrova | 3 | 6 | 6 | | | | |
| WC | E Lys | 4 | 7 | 3 | | | | | | Q | P Martić | 6 | 2 | 2 | | | | |
| Q | P Martić | 6 | 5 | 6 | Q | P Martić | 6 | 4 | 7 | | | | | | | | | |
| | K Siniaková | 3 | 2 | | 7 | E Avanesyan | 4 | 6 | 5 | | | | | | | | | |
| 7 | E Avanesyan | 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 |
| 5 | D Yastremska | 7$^8$ | 7 | | | | | | | | | | | | | |
| | L Bronzetti | 6$^6$ | 5 | | 5 | D Yastremska | 7 | 6 | | | | | | | | |
| | M Sherif | 3 | 4 | | Q | A Ružić | 5 | 1 | | | | | | | | |
| Q | A Ružić | 6 | 6 | | | | | | 5 | D Yastremska | 7 | 6 | | | | |
| | V Tomova | 7$^9$ | 6 | | | | | | 3 | M Sakkari | 5 | 0 | | | | |
| | J Bouzas Maneiro | 6$^7$ | 4 | | | V Tomova | 3 | 2 | | | | | | | | |
| | | | | | 3 | M Sakkari | 6 | 6 | | | | | | | | |
| | | | | | | | | | | | | | 5 | D Yastremska | 6 | 6 |
| 8 | C Tauson | 6 | 6 | | | | | | | | | | 8 | C Tauson | 1 | 4 |
| | A Kalinina | 3 | 3 | | 8 | C Tauson | 6 | 6 | | | | | | | | |
| | S Cîrstea | 5 | 6 | 6 | | S Cîrstea | 2 | 4 | | | | | | | | |
| | A Rus | 7 | 2 | 3 | | | | | 8 | C Tauson | 6 | 6 | | | | |
| Q | S Kraus | 6$^3$ | 2 | | | | | | | A Blinkova | 4 | 3 | | | | |
| | A Blinkova | 7$^7$ | 6 | | | A Blinkova | 6 | 6 | | | | | | | | |
| | | | | | 2 | E Svitolina | 4 | 4 | | | | | | | | |

## Qualifying
### Seeds

* Suzan Lamens (qualifying competition)
* Greet Minnen (qualifying competition)
* Anna Bondár (first round)
* Jule Niemeier (withdrew)
* Zeynep Sönmez (qualifying competition)
* Viktorija Golubic (qualifying competition)
* Nuria Párrizas Díaz (first round)
* Sara Sorribes Tormo (qualified)
* Anca Todoni (first round)
* Anastasia Zakharova (qualified)
* Petra Martić (qualified)
* Ella Seidel (qualifying competition)

### Qualifiers

* Sara Sorribes Tormo
* Anastasia Zakharova
* Aliaksandra Sasnovich
* Antonia Ružić
* Petra Martić
* Sinja Kraus

### Qualifying draw
#### First qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 1 | Suzan Lamens | 6 | 6 | | | | | |
| WC | Tamara Kostic | 0 | 0 | | | | | |
| WC | Tamara Kostic | 0 | 0 | 1 | Suzan Lamens | 2 | 6 | 3 |
| | | | | 8 | Sara Sorribes Tormo | 6 | 0 | 6 |
| | Tamara Korpatsch | 4 | 5 | 8 | Sara Sorribes Tormo | 6 | 0 | 6 |
| 8 | Sara Sorribes Tormo | 6 | 7 | | | | | |

#### Second qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 2 | Greet Minnen | 6 | 6 | | | | |
| | Rebeka Masarova | 4 | 2 | | | | |
| | Rebeka Masarova | 4 | 2 | 2 | Greet Minnen | 0 | 6$^5$ |
| | | | | 10 | Anastasia Zakharova | 6 | 7$^7$ |
| WC | Mavie Österreicher | 3 | 6$^2$ | 10 | Anastasia Zakharova | 6 | 7$^7$ |
| 10 | Anastasia Zakharova | 6 | 7$^7$ | | | | |

#### Third qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 3 | Anna Bondár | 3 | 3 | | | | | |
| | Aliaksandra Sasnovich | 6 | 6 | | | | | |
| | Aliaksandra Sasnovich | 6 | 6 | | Aliaksandra Sasnovich | 7 | 4 | 6 |
| | | | | 12 | Ella Seidel | 5 | 6 | 4 |
| | Céline Naef | 2 | 4 | 12 | Ella Seidel | 5 | 6 | 4 |
| 12 | Ella Seidel | 6 | 6 | | | | | |

#### Fourth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition |
| Alt | Lola Radivojević | 3 | 2 | | | |
| | Jodie Burrage | 6 | 6 | | | |
| | Jodie Burrage | 6 | 6 | Jodie Burrage | 4 | 6$^1$ |
| | | | | Antonia Ružić | 6 | 7$^7$ |
| | Antonia Ružić | 6 | 6 | Antonia Ružić | 6 | 7$^7$ |
| 9 | Anca Todoni | 3 | 1 | | | |

#### Fifth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 5 | Zeynep Sönmez | 6 | 6 | | | | |
| | Lucrezia Stefanini | 3 | 3 | | | | |
| | Lucrezia Stefanini | 3 | 3 | 5 | Zeynep Sönmez | 4 | 3 |
| | | | | 11 | Petra Martić | 6 | 6 |
| WC | Liel Marlies Rothensteiner | 4 | 1 | 11 | Petra Martić | 6 | 6 |
| 11 | Petra Martić | 6 | 6 | | | | |

#### Sixth qualifier

| First round | First round | First round | First round | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition | Qualifying competition |
| 6 | Viktorija Golubic | 6 | 6 | | | | | |
| | Ysaline Bonaventure | 3 | 0 | | | | | |
| | Ysaline Bonaventure | 3 | 0 | 6 | Viktorija Golubic | 6$^3$ | 6 | 3 |
| | | | | WC | Sinja Kraus | 7$^7$ | 4 | 6 |
| WC | Sinja Kraus | 6 | 6 | WC | Sinja Kraus | 7$^7$ | 4 | 6 |
| 7 | Nuria Párrizas Díaz | 1 | 2 | | | | | |