World No.7 Petra Kvitova will lead the way in St Petersburg Ladies Trophy, which runs from February 10-16.
Kvitova leads the strong field which includes 17 players from the WTA Top 50 including Kiki Bertens, World No.9.
Bertens won the title 12 months ago defeating Donna Vekic in the final. The latter will aim to gain the crown herself this time as she is up at fourth seed.
Ahead of her is the emerging talent Marketa Vondrousova, the World No.16. Kristina Mladenovic, a former champion in the event in 2017 is also involved as is the player she defeated in Yulia Putintseva.
The first wave of entrants have been revealed with wildcards and qualifiers still to be decided. It all begins on February 10 lasting till February 16.
Entry List for St Petersburg Ladies Trophy 2020
1. KVITOVA, PETRA (CZE) - 7
2. BERTENS, KIKI (NED) - 9
3. VONDROUSOVA, MARKETA (CZE) - 16
4. VEKIC, DONNA (CRO) - 19
5. SAKKARI, MARIA (GRE) - 23
6. KONTAVEIT, ANETT (EST) - 26
7. SEVASTOVA, ANASTASIJA (LAT) - 27
8. COLLINS, DANIELLE (USA) - 29
9. PUTINTSEVA, YULIA (KAZ) - 34
10.ALEXANDROVA, EKATERINA (RUS) - 35
11.RYBAKINA, ELENA (KAZ) - 37
12.MLADENOVIC, KRISTINA (FRA) - 39
13.KUDERMETOVA, VERONIKA (RUS) - 41
14.OSTAPENKO, JELENA (LAT) - 45
15.GARCIA, CAROLINE (FRA) - 46
16.VAN UYTVANCK, ALISON (BEL) - 47
17.TOMLJANOVIC, AJLA (AUS) - 51
18.BRADY, JENNIFER (USA) - 55