Katie Boulter is 3 wins away to conquer the title in San Diego. Katie has defeated Lesya Tsurenko 6-3 6-1 and Beatriz Haddad Maia 3-6 6-3 6-4 to reach the quarter where she will face Donna Vekic.

Draw prediction with head to head records

This is Katie Boulter’s projected draw includingherplausible opponents in San Diego Open. The Brit has a winning record (1-0) with the presumable opponents.

R1 – Lesya Tsurenko (36) – 6-3 6-1
R2 – Beatriz Haddad Maia (13) – 3-6 6-3 6-4
1/4 – Donna Vekic (28) – H2H 0-0
1/2 – Emma Navarro (26) – H2H 0-0
or Daria Saville (148) – H2H 1-1
Fin – Jessica Pegula (5) – H2H 1-0
or Anastasia Pavlyuchenkova (25) – H2H 0-1
Latest Updated
Draw

1/4 – Donna Vekic’s rankings and performance.

Head to head record 0-0

32 - 20win/loss in 2025

Rank
19
High
17
LWLWLWW
Year Total Hard Clay I.hard Grass Carpet
2024 32-20 12-10 8-5 2-1 10-4 0-0
2023 29-20 16-9 4-5 2-3 7-3 0-0
2022 28-20 10-9 9-6 2-1 7-4 0-0
2021 19-16 10-12 0-1 5-0 4-3 0-0
2020 8-11 6-6 1-3 1-2 0-0 0-0
2019 37-24 19-15 7-3 7-3 4-3 0-0
2018 34-25 13-11 8-5 6-5 7-4 0-0
2017 37-27 14-13 7-4 10-7 6-3 0-0

Donna Vekic has a 8-4 record in 2024, 6-3 on hard. During the last 14 years, the Croatian has a 217-145 record on hard (Click here to see full career record). Donna won 6 of her last 10 matches.

Donna’s best result of the season was getting to the semifinal Linz.

Last year in San Diego Open Vekic didn’t compete in this event.

H2H Katie Boulter vs. Donna Vekic

There is no head to head record between Katie Boulter and Donna Vekic since this would be the first time that they will fight against each other in the main tour.

1/2 – Emma Navarro’s rankings and performance.

Head to head record 0-0

54 - 24win/loss in 2025

Rank
8
High
8
LLWWLLW
Year Total Hard Clay I.hard Grass Carpet
2024 54-24 33-14 14-7 0-0 7-3 0-0
2023 64-24 17-9 37-11 3-1 7-3 0-0
2022 31-18 8-8 23-10 0-0 0-0 0-0
2021 19-13 6-6 13-7 0-0 0-0 0-0
2020 2-7 0-4 2-2 0-1 0-0 0-0
2019 10-12 3-4 7-8 0-0 0-0 0-0
2018 19-9 2-3 12-5 5-1 0-0 0-0
2017 4-4 2-2 2-2 0-0 0-0 0-0

Emma Navarro has a 14-4 win-loss record in 2024, she played all matches on hard. During the last 8 years, the American has a 52-40 record on hard (Click here

to see full career record). Navarro won 7 of her last 10 matches.

Her most significant result of the season was conquering the competition in Hobart where she overcame Elise Mertens in the final 6-1 4-6 7-5.

Last year in San Diego Open Navarro was defeated by Sofia Kenin in the semifinal 6-2 5-7 6-4.

H2H Katie Boulter vs. Emma Navarro

There is no head to head record between Katie Boulter and Emma Navarro since this would be the first time that they will fight against each other in the main tour.

Nevertheless, Katie Boulter may face Daria Saville. Their H2H is 1-1.

Final – Jessica Pegula’s rankings and performance.

Head to head 1-0 for Katie Boulter

39 - 16win/loss in 2025

Rank
7
High
3
LLLWLWW
Year Total Hard Clay I.hard Grass Carpet
2024 39-16 29-9 4-2 0-2 6-3 0-0
2023 59-18 45-12 8-4 0-0 6-2 0-0
2022 42-21 28-15 11-4 1-1 2-1 0-0
2021 39-19 29-12 6-4 0-0 4-3 0-0
2020 17-9 16-7 0-1 1-1 0-0 0-0
2019 25-19 14-10 4-5 4-1 3-3 0-0
2018 50-22 21-9 22-10 7-2 0-1 0-0
2017 12-9 12-6 0-2 0-1 0-0 0-0

Jessica Pegula has a 5-2 record in 2024, she played all matches on hard. As for the previous 16 years, Jessica has a 227-119 record on hard (Click here to see full career record).

The American’s most significant achievement of this year was reaching the semifinal Adelaide.

Last year in San Diego Open the American didn’t play in this event.

H2H Katie Boulter vs. Jessica Pegula

This contest would be 2nd time that Katie Boulter and Jessica Pegula clash against each other. The head to head is 1-0 for Boulter (see full H2H stats), 1-0 on hard in major tournaments.

Nonetheless, Katie Boulter could come up against Anastasia Pavlyuchenkova. Their H2H record is 1-0 for Anastasia Pavlyuchenkova.