title: 2018 St. Petersburg Ladies' Trophy
text: # 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]
  