St. Petersburg Ladies' Trophy 2021 - Đơn

Daria Kasatkina
| runner = Margarita Gasparyan
| score = 6–3, 2–1, bỏ cuộc
| draw = 28 (6 / 4)
| seeds = 8
| type = singles doubles
}}

Daria Kasatkina là nhà vô địch, sau khi Margarita Gasparyan bỏ cuộc trong trận chung kết, 6–3, 2–1.

Kiki Bertens là đương kim vô địch, nhưng chọn không tham dự.

Đây là giải đấu đầu tiên sau Oakland năm 1993, 7 trong 8 tay vợt vào vòng tứ kết đều cùng một quốc gia. Đây cũng là giải đấu đầu tiên trong lịch sử WTA có vòng bán kết toàn Nga.

Hạt giống
Ekaterina Alexandrova (Tứ kết)
Veronika Kudermetova (Tứ kết)
Fiona Ferro (Vòng 2)
Svetlana Kuznetsova (Bán kết)
Anastasia Pavlyuchenkova (Vòng 2)
Jeļena Ostapenko (Vòng 2)
Kristina Mladenovic (Vòng 1)
Daria Kasatkina (Vô địch)
}}

Kết quả

Chung kết
Margarita Gasparyan
| RD1-score1-1=6
| RD1-score1-2=711
| RD1-score1-3=
| RD1-seed2=WC
| RD1-team2= Vera Zvonareva
| RD1-score2-1=3
| RD1-score2-2=69
| RD1-score2-3=

| RD1-seed3=4
| RD1-team3= Svetlana Kuznetsova
| RD1-score3-1=6
| RD1-score3-2=0
| RD1-score3-3=2
| RD1-seed4=8
| RD1-team4= Daria Kasatkina
| RD1-score4-1=1
| RD1-score4-2=6
| RD1-score4-3=6

| RD2-seed1=WC
| RD2-team1= Margarita Gasparyan
| RD2-score1-1=3
| RD2-score1-2=1r
| RD2-score1-3=
| RD2-seed2=8
| RD2-team2= Daria Kasatkina
| RD2-score2-1=6
| RD2-score2-2=2
| RD2-score2-3=
}}

Nửa trên
S Vögele
| RD1-score03-1=0
| RD1-score03-2=6
| RD1-score03-3=4
| RD1-seed04=&nbsp;
| RD1-team04= T Martincová
| RD1-score04-1=6
| RD1-score04-2=4
| RD1-score04-3=6

| RD1-seed05=&nbsp;
| RD1-team05= K Siniaková
| RD1-score05-1=6
| RD1-score05-2=6
| RD1-score05-3=
| RD1-seed06=&nbsp;
| RD1-team06= K Flipkens
| RD1-score06-1=1
| RD1-score06-2=2
| RD1-score06-3=

| RD1-seed07=WC
| RD1-team07= M Gasparyan
| RD1-score07-1=61
| RD1-score07-2=6
| RD1-score07-3=6
| RD1-seed08=7
| RD1-team08= K Mladenovic
| RD1-score08-1=77
| RD1-score08-2=1
| RD1-score08-3=1

| RD1-seed11=Q
| RD1-team11= Ar Rodionova
| RD1-score11-1=1
| RD1-score11-2=3
| RD1-score11-3=
| RD1-seed12=WC
| RD1-team12= V Zvonareva
| RD1-score12-1=6
| RD1-score12-2=6
| RD1-score12-3=

| RD1-seed13=&nbsp;
| RD1-team13= K Zavatska
| RD1-score13-1=2
| RD1-score13-2=78
| RD1-score13-3=5
| RD1-seed14=Q
| RD1-team14= A Gasanova
| RD1-score14-1=6
| RD1-score14-2=66
| RD1-score14-3=7

| RD1-seed15=LL
| RD1-team15= Ç Büyükakçay
| RD1-score15-1=4
| RD1-score15-2=4
| RD1-score15-3=
| RD1-seed16=5
| RD1-team16= A Pavlyuchenkova
| RD1-score16-1=6
| RD1-score16-2=6
| RD1-score16-3=

| RD2-seed01=1
| RD2-team01= E Alexandrova
| RD2-score01-1=6
| RD2-score01-2=6
| RD2-score01-3=
| RD2-seed02=
| RD2-team02= T Martincová
| RD2-score02-1=3
| RD2-score02-2=4
| RD2-score02-3=

| RD2-seed03=
| RD2-team03= K Siniaková
| RD2-score03-1=4
| RD2-score03-2=4
| RD2-score03-3=
| RD2-seed04=WC
| RD2-team04= M Gasparyan
| RD2-score04-1=6
| RD2-score04-2=6
| RD2-score04-3=

| RD2-seed05=3
| RD2-team05= F Ferro
| RD2-score05-1=78
| RD2-score05-2=5
| RD2-score05-3=62
| RD2-seed06=WC
| RD2-team06= V Zvonareva
| RD2-score06-1=66
| RD2-score06-2=7
| RD2-score06-3=77

| RD2-seed07=Q
| RD2-team07= A Gasanova
| RD2-score07-1=1
| RD2-score07-2=710
| RD2-score07-3=77
| RD2-seed08=5
| RD2-team08= A Pavlyuchenkova
| RD2-score08-1=6
| RD2-score08-2=68
| RD2-score08-3=64

| RD3-seed01=1
| RD3-team01= E Alexandrova
| RD3-score01-1=2
| RD3-score01-2=5
| RD3-score01-3=
| RD3-seed02=WC
| RD3-team02= M Gasparyan
| RD3-score02-1=6
| RD3-score02-2=7
| RD3-score02-3=

| RD3-seed03=WC
| RD3-team03= V Zvonareva
| RD3-score03-1=6
| RD3-score03-2=6
| RD3-score03-3=
| RD3-seed04=Q
| RD3-team04= A Gasanova
| RD3-score04-1=3
| RD3-score04-2=1
| RD3-score04-3=

| RD4-seed01=WC
| RD4-team01= M Gasparyan
| RD4-score01-1=6
| RD4-score01-2=711
| RD4-score01-3=
| RD4-seed02=WC
| RD4-team02= V Zvonareva
| RD4-score02-1=3
| RD4-score02-2=69
| RD4-score02-3=
}}

Nửa dưới
J Ostapenko
| RD1-score01-1=6
| RD1-score01-2=6
| RD1-score01-3=
| RD1-seed02=&nbsp;
| RD1-team02= P Badosa
| RD1-score02-1=2
| RD1-score02-2=2
| RD1-score02-3=

| RD1-seed03=Q
| RD1-team03= J Cristian
| RD1-score03-1=63
| RD1-score03-2=6
| RD1-score03-3=2
| RD1-seed04=PR
| RD1-team04= V Lapko
| RD1-score04-1=77
| RD1-score04-2=4
| RD1-score04-3=1r

| RD1-seed05=Q
| RD1-team05= Xin Wang
| RD1-score05-1=6
| RD1-score05-2=5
| RD1-score05-3=7
| RD1-seed06=&nbsp;
| RD1-team06= V Tomova
| RD1-score06-1=1
| RD1-score06-2=7
| RD1-score06-3=5

| RD1-seed09=8
| RD1-team09= D Kasatkina
| RD1-score09-1=6
| RD1-score09-2=77
| RD1-score09-3=
| RD1-seed10=Q
| RD1-team10= C Tauson
| RD1-score10-1=4
| RD1-score10-2=60
| RD1-score10-3=

| RD1-seed11=&nbsp;
| RD1-team11= A Bogdan
| RD1-score11-1=6
| RD1-score11-2=2
| RD1-score11-3=1
| RD1-seed12=&nbsp;
| RD1-team12= A Sasnovich
| RD1-score12-1=2
| RD1-score12-2=6
| RD1-score12-3=6

| RD1-seed13=WC
| RD1-team13= D Mishina
| RD1-score13-1=1
| RD1-score13-2=77
| RD1-score13-3=1
| RD1-seed14=Q
| RD1-team14= K Rakhimova
| RD1-score14-1=6
| RD1-score14-2=62
| RD1-score14-3=6

| RD2-seed01=6
| RD2-team01= J Ostapenko
| RD2-score01-1=3
| RD2-score01-2=69
| RD2-score01-3=
| RD2-seed02=Q
| RD2-team02= J Cristian
| RD2-score02-1=6
| RD2-score02-2=711
| RD2-score02-3=

| RD2-seed03=Q
| RD2-team03= Xin Wang
| RD2-score03-1=1
| RD2-score03-2=5
| RD2-score03-3=
| RD2-seed04=4
| RD2-team04= S Kuznetsova
| RD2-score04-1=6
| RD2-score04-2=7
| RD2-score04-3=

| RD2-seed05=8
| RD2-team05= D Kasatkina
| RD2-score05-1=5
| RD2-score05-2=6
| RD2-score05-3=77
| RD2-seed06=
| RD2-team06= A Sasnovich
| RD2-score06-1=7
| RD2-score06-2=3
| RD2-score06-3=62

| RD2-seed07=Q
| RD2-team07= K Rakhimova
| RD2-score07-1=5
| RD2-score07-2=6
| RD2-score07-3=65
| RD2-seed08=2
| RD2-team08= V Kudermetova
| RD2-score08-1=7
| RD2-score08-2=3
| RD2-score08-3=77

| RD3-seed01=Q
| RD3-team01= J Cristian
| RD3-score01-1=77
| RD3-score01-2=3
| RD3-score01-3=3
| RD3-seed02=4
| RD3-team02= S Kuznetsova
| RD3-score02-1=65
| RD3-score02-2=6
| RD3-score02-3=6

| RD3-seed03=8
| RD3-team03= D Kasatkina
| RD3-score03-1=1
| RD3-score03-2=6
| RD3-score03-3=6
| RD3-seed04=2
| RD3-team04= V Kudermetova
| RD3-score04-1=6
| RD3-score04-2=1
| RD3-score04-3=2

| RD4-seed01=4
| RD4-team01= S Kuznetsova
| RD4-score01-1=6
| RD4-score01-2=0
| RD4-score01-3=2
| RD4-seed02=8
| RD4-team02= D Kasatkina
| RD4-score02-1=1
| RD4-score02-2=6
| RD4-score02-3=6
}}

Vòng loại
Hạt giống
Clara Tauson (Vượt qua vòng loại)
Viktoriya Tomova (Vào vòng đấu chính)
Monica Niculescu (Vòng 1)
Natalia Vikhlyantseva (Vòng 1)
Kamilla Rakhimova (Vượt qua vòng loại)
Wang Xinyu (Vượt qua vòng loại)
Jaqueline Cristian (Vượt qua vòng loại)
Magdalena Fręch (Vòng loại cuối cùng)
Arina Rodionova (Vượt qua vòng loại)
Çağla Büyükakçay (Vòng loại cuối cùng, Thua cuộc may mắn)
Lesley Pattinama Kerkhove (Vòng loại cuối cùng)
Laura Ioana Paar (Vòng 1)
}}

Vượt qua vòng loại
Clara Tauson
Jaqueline Cristian
Anastasia Gasanova
Arina Rodionova
Kamilla Rakhimova
Wang Xinyu
}}

Thua cuộc may mắn
Çağla Büyükakçay
}}

Kết quả vòng loại
Vòng loại thứ 1
Clara Tauson
| RD1-score1-1=7
| RD1-score1-2=6
| RD1-score1-3=
| RD1-seed2=WC
| RD1-team2= Ekaterina Shalimova
| RD1-score2-1=5
| RD1-score2-2=3
| RD1-score2-3=

| RD1-seed3=&nbsp;
| RD1-team3= Ekaterine Gorgodze
| RD1-score3-1=6
| RD1-score3-2=60
| RD1-score3-3=3
| RD1-seed4=11
| RD1-team4= Lesley Pattinama Kerkhove
| RD1-score4-1=0
| RD1-score4-2=77
| RD1-score4-3=6

| RD2-seed1=1
| RD2-team1= Clara Tauson
| RD2-score1-1=7
| RD2-score1-2=6
| RD2-score1-3=
| RD2-seed2=11
| RD2-team2= Lesley Pattinama Kerkhove
| RD2-score2-1=5
| RD2-score2-2=2
| RD2-score2-3=
}}

Vòng loại thứ 2
Sofya Lansere
| RD1-score1-1=3
| RD1-score1-2=0
| RD1-score1-3=
| RD1-seed2=WC
| RD1-team2= Alina Charaeva
| RD1-score2-1=6
| RD1-score2-2=6
| RD1-score2-3=

| RD1-seed3=&nbsp;
| RD1-team3= Natalija Kostić
| RD1-score3-1=1
| RD1-score3-2=3
| RD1-score3-3=
| RD1-seed4=7
| RD1-team4= Jaqueline Cristian
| RD1-score4-1=6
| RD1-score4-2=6
| RD1-score4-3=

| RD2-seed1=WC
| RD2-team1= Alina Charaeva
| RD2-score1-1=6
| RD2-score1-2=1
| RD2-score1-3=2
| RD2-seed2=7
| RD2-team2= Jaqueline Cristian
| RD2-score2-1=4
| RD2-score2-2=6
| RD2-score2-3=6
}}

Vòng loại thứ 3
Monica Niculescu
| RD1-score1-1=3
| RD1-score1-2=4
| RD1-score1-3=
| RD1-seed2=WC
| RD1-team2= Ana Konjuh
| RD1-score2-1=6
| RD1-score2-2=6
| RD1-score2-3=

| RD1-seed3=&nbsp;
| RD1-team3= Anastasia Gasanova
| RD1-score3-1=6
| RD1-score3-2=6
| RD1-score3-3=
| RD1-seed4=12
| RD1-team4= Laura Ioana Paar
| RD1-score4-1=4
| RD1-score4-2=3
| RD1-score4-3=

| RD2-seed1=WC
| RD2-team1= Ana Konjuh
| RD2-score1-1=4
| RD2-score1-2=3
| RD2-score1-3=
| RD2-seed2=&nbsp;
| RD2-team2= Anastasia Gasanova
| RD2-score2-1=6
| RD2-score2-2=6
| RD2-score2-3=
}}

Vòng loại thứ 4
Natalia Vikhlyantseva
| RD1-score1-1=6
| RD1-score1-2=4
| RD1-score1-3=1
| RD1-seed2=&nbsp;
| RD1-team2= Valeria Savinykh
| RD1-score2-1=2
| RD1-score2-2=6
| RD1-score2-3=6

| RD1-seed3=&nbsp;
| RD1-team3= Kathinka von Deichmann
| RD1-score3-1=4
| RD1-score3-2=4
| RD1-score3-3=
| RD1-seed4=9
| RD1-team4= Arina Rodionova
| RD1-score4-1=6
| RD1-score4-2=6
| RD1-score4-3=

| RD2-seed1=&nbsp;
| RD2-team1= Valeria Savinykh
| RD2-score1-1=3
| RD2-score1-2=4
| RD2-score1-3=
| RD2-seed2=9
| RD2-team2= Arina Rodionova
| RD2-score2-1=6
| RD2-score2-2=6
| RD2-score2-3=
}}

Vòng loại thứ 5
Kamilla Rakhimova
| RD1-score1-1=6
| RD1-score1-2=4
| RD1-score1-3=6
| RD1-seed2=&nbsp;
| RD1-team2= Aleksandra Krunić
| RD1-score2-1=2
| RD1-score2-2=6
| RD1-score2-3=4

| RD1-seed3=WC
| RD1-team3= Polina Kudermetova
| RD1-score3-1=1
| RD1-score3-2=3
| RD1-score3-3=
| RD1-seed4=8
| RD1-team4= Magdalena Fręch
| RD1-score4-1=6
| RD1-score4-2=6
| RD1-score4-3=

| RD2-seed1=5
| RD2-team1= Kamilla Rakhimova
| RD2-score1-1=6
| RD2-score1-2=2
| RD2-score1-3=6
| RD2-seed2=8
| RD2-team2= Magdalena Fręch
| RD2-score2-1=3
| RD2-score2-2=6
| RD2-score2-3=2
}}

Vòng loại thứ 6
Wang Xinyu
| RD1-score1-1=6
| RD1-score1-2=6
| RD1-score1-3=
| RD1-seed2=&nbsp;
| RD1-team2= Marina Melnikova
| RD1-score2-1=2
| RD1-score2-2=3
| RD1-score2-3=

| RD1-seed3=&nbsp;
| RD1-team3= Jana Fett
| RD1-score3-1=3
| RD1-score3-2=6
| RD1-score3-3=5
| RD1-seed4=10
| RD1-team4= Çağla Büyükakçay
| RD1-score4-1=6
| RD1-score4-2=4
| RD1-score4-3=7

| RD2-seed1=6
| RD2-team1= Wang Xinyu
| RD2-score1-1=6
| RD2-score1-2=6
| RD2-score1-3=
| RD2-seed2=10
| RD2-team2= Çağla Büyükakçay
| RD2-score2-1=2
| RD2-score2-2=3
| RD2-score2-3=
}}

Tham khảo

Liên kết ngoài
Kết quả vòng đấu chính
Kết quả vòng loại