2018 St. Petersburg Ladies' Trophy
# 2018 St. Petersburg Ladies' Trophy

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

| 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 | 470 | 305 | 185 | 100 | 1 | — | — | — | — | — |

## Prize money

| Event | W | F | SF | QF | Round of 16 | Round of $32^1$ | 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 | — | — | — | — |

$_{1QualifiersprizemoneyisalsotheRoundof32prizemoney.}$ $_{*perteam}$

## Singles main draw entrants

### Seeds

| Country | Player | $Rank^1$ | 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

The following players received wildcards into the singles main draw:

* Petra Kvitová
* Anastasia Potapova
* Elena Vesnina
* Vera Zvonareva

The following players received entry from the qualifying draw:

* Viktória Kužmová
* Tereza Martincová
* Elena Rybakina
* Roberta Vinci

The following player received entry as a lucky loser:

* Andrea Petkovic

### Withdrawals

**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

* Kiki Bertens

## Doubles main draw entrants

### Seeds

| Country | Player | Country | Player | $Rank^1$ | 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

The following pair received a wildcard into the doubles main draw:

* Valeriya Pogrebnyak / Elena Rybakina

## Champions

### Singles

* Petra Kvitová def. Kristina Mladenovic, 6–1, 6–2

### Doubles

* Timea Bacsinszky / Vera Zvonareva def. Alla Kudryavtseva / Katarina Srebotnik, 2–6, 6–1, [10–3]
