2018 St. Petersburg Ladies' Trophy
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| 2018 St. Petersburg Ladies' Trophy | |
|---|---|
| Date | 29 January – 4 February |
| Edition | 9th |
| Category | WTA Premier |
| Prize money | $776,000 |
| Surface | Hard (indoor) |
| Location | Saint Petersburg, Russia |
| Venue | Sibur Arena |
| Champions | |
| Singles | |
 Petra Kvitová | |
| Doubles | |
 Timea Bacsinszky /  Vera Zvonareva | |
The 2018 St. Petersburg Ladies' Trophy was a professional tennis tournament played on indoor hard courts. It was the 9th edition of the tournament and third time as a WTA Premier tournament. It was part of the 2018 WTA Tour and was held between 29 January and 4 February 2018.
Point distribution
[edit]| Event | W | F | SF | QF | Round of 16 | Round of 32 | Q | Q3 | Q2 | Q1 |
| Singles | 470 | 305 | 185 | 100 | 55 | 1 | 25 | 18 | 13 | 1 |
|---|---|---|---|---|---|---|---|---|---|---|
| Doubles | 1 | — | — | — | — | — |
Prize money
[edit]| Event | W | F | SF | QF | Round of 16 | Round of 321 | Q3 | Q2 | Q1 |
| Singles | $132,740 | $70,880 | $37,850 | $20,350 | $10,915 | $6,925 | $3,110 | $1,650 | $920 |
| Doubles* | $41,520 | $22,180 | $12,120 | $6,165 | $3,350 | — | — | — | — |
1Qualifiers prize money is also the Round of 32 prize money.
*per team
Singles main draw entrants
[edit]Seeds
[edit]| Country | Player | Rank1 | Seed |
|---|---|---|---|
 DEN | Caroline Wozniacki | 2 | 1 |
 LAT | Jeļena Ostapenko | 7 | 2 |
 FRA | Caroline Garcia | 8 | 3 |
| FRA | Kristina Mladenovic | 11 | 4 |
 GER | Julia Görges | 12 | 5 |
| RUS | Anastasia Pavlyuchenkova | 18 | 6 |
| RUS | Elena Vesnina | 19 | 7 |
| RUS | Daria Kasatkina | 25 | 8 |
- 1 Rankings as of January 15, 2018.
Other entrants
[edit]The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
The following player received entry as a lucky loser:
Withdrawals
[edit]- Before the tournament
Simona Halep → replaced by 
Andrea Petkovic
Ana Konjuh → replaced by Tatjana Maria
Elise Mertens → replaced by Donna Vekić
Anastasija Sevastova → replaced by 
Kateřina Siniaková- Barbora Strýcová → replaced by
Maria Sakkari 
Carla Suárez Navarro → replaced by Mona Barthel
Retirements
[edit]
Doubles main draw entrants
[edit]Seeds
[edit]| Country | Player | Country | Player | Rank1 | Seed |
|---|---|---|---|---|---|
 CAN | Gabriela Dabrowski |  CHN | Xu Yifan | 29 | 1 |
 USA | Raquel Atawo | GER | Anna-Lena Grönefeld | 55 | 2 |
| USA | Nicole Melichar | CZE | Květa Peschke | 57 | 3 |
 CRO | Darija Jurak | CZE | Renata Voráčová | 86 | 4 |
- 1 Rankings as of January 15, 2018.
Other entrants
[edit]The following pair received a wildcard into the doubles main draw:
Champions
[edit]Singles
[edit]- Petra Kvitová def.
Kristina Mladenovic, 6–1, 6–2
Doubles
[edit]
Timea Bacsinszky / 
Vera Zvonareva def. Alla Kudryavtseva / 
Katarina Srebotnik, 2–6, 6–1, [10–3]
