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Katherine
Sebov

CAN
27 yrs
Current Singles Rank
230
Singles Titles
0
Won / Lost
24 / 27
Prize Money
$191,140

Best Results - Singles

  • Best Grand Slam Result

    1x Round of 128

    2023

    Total W/L Record - 0/1

  • Australian Open

    1x Round of 128

    2023

    W/L - 0/1

  • Roland Garros

    No Appearances

    No Appearances

  • Wimbledon

    No Appearances

    No Appearances

  • US Open

    No Appearances

    No Appearances

  • No Appearances

    No Appearances

  • 3x Round of 64

    2026, 2023, 2022

    W/L - 2/3

  • 1x Round of 32

    2023

    W/L - 1/2

  • 1x Round of 16

    2022

    W/L - 1/3

  • 4x Quarter Final

    2026, 2023, 2022, 2018

    W/L - 12/18

Tournaments below are grouped by their current WTA level. Some results were achieved when a tournament was held at a different tier.

Last Updated: 28 Oct 2026 17:41 UTC

Tournament Record - Singles

australian open

MELBOURNE • AUSTRALIA

0/1 W/L Record
R128 x1 Best Result
Year Position Opponent Match Score
2023 R128 Round of 128 C. Garcia 6-3 , 6-0

caldas da rainha

Caldas da Rainha Ladies Open • POR

0/2 W/L Record
R32 x2 Best Result
Year Position Opponent Match Score
2026 R32 Round of 32 V. Jimenez Kasintseva 6-4 , 6-1
2025 R32 Round of 32 E. Vedder 6-4 , 3-6 , 6-3

canberra

Workday Canberra International • AUSTRALIA

0/1 W/L Record
R32 x1 Best Result
Year Position Opponent Match Score
2024 R32 Round of 32 N. Hibino 6-2 , 6-3

charleston

Credit One Charleston Open • USA

1/2 W/L Record
R32 x1 Best Result
Year Position Opponent Match Score
2025 R64 Round of 64 K. Volynets 6-0 , 6-0
2023 R32 Round of 32 B. Bencic 6-0 , 6-3

chicago

WTA Chicago Women's Open • UNITED STATES, IL

0/1 W/L Record
R32 x1 Best Result
Year Position Opponent Match Score
2021 R32 Round of 32 M. Kostyuk 6-0 , 6-3

granby

Championnats Banque Nationale de Granby • CANADA

1/1 W/L Record
R16 x1 Best Result
Year Position Opponent Match Score
2022 R16 Round of 16 D. Saville 6-1 , 6-0

honolulu

Hawaii Open • USA

0/1 W/L Record
R32 x1 Best Result
Year Position Opponent Match Score
2017 R32 Round of 32 J. Cako 6-1 , 2-6 , 7-5

houston

Oracle Challenger Series • USA, TX

2/1 W/L Record
QF x1 Best Result
Year Position Opponent Match Score
2018 QF Quarter Final L. Davis 6-1 , 6-3

istanbul

Istanbul Open • TUR

0/1 W/L Record
R32 x1 Best Result
Year Position Opponent Match Score
2026 R32 Round of 32 B. Cengiz 6-4 , 1-6 , 6-0

memphis

The Memphis Classic • USA

0/1 W/L Record
R32 x1 Best Result
Year Position Opponent Match Score
2026 R32 Round of 32 E. Kalieva 6-1 , 7-6(3)

miami

Miami Open presented by Itaú • FL, UNITED STATES

1/1 W/L Record
R64 x1 Best Result
Year Position Opponent Match Score
2023 R64 Round of 64 J. Pegula 6-3 , 6-1

midland

Dow Tennis Classic • USA

6/3 W/L Record
QF x3 Best Result
Year Position Opponent Match Score
2026 QF Quarter Final M. Stoiana 6-3 , 6-4
2023 QF Quarter Final A. Parks 7-5 , 6-1
2022 QF Quarter Final P. Stearns 6-4 , 6-2

toronto

National Bank Open presented by Rogers • CAN

1/2 W/L Record
R64 x2 Best Result
Year Position Opponent Match Score
2026 R64 Round of 64 M. Kostyuk 7-6(4) , 6-0
2022 R64 Round of 64 Y. Putintseva 3-6 , 6-2 , 7-5

new haven, ct

Oracle Challenger Series • UNITED STATES

0/1 W/L Record
R64 x1 Best Result
Year Position Opponent Match Score
2019 R64 Round of 64 D. Lao 3-6 , 6-4 , 6-2

newport

Cerity Partners Hall of Fame Open presented by the Margaret Fund • USA

1/2 W/L Record
R16 x1 Best Result
Year Position Opponent Match Score
2026 R16 Round of 16 T. Maria 6-3 , 6-3
2025 R32 Round of 32 S. Yamalapalli 6-2 , 6-2

newport beach

Oracle Challenger Series • UNITED STATES, CA

2/2 W/L Record
R16 x1 Best Result
Year Position Opponent Match Score
2020 R64 Round of 64 D. Galfi 5-7 , 6-2 , 6-4
2019 R16 Round of 16 N. Gibbs 6-1 , 6-2

oeiras

Oeiras Ladies Open • PORTUGAL

0/1 W/L Record
R32 x1 Best Result
Year Position Opponent Match Score
2024 R32 Round of 32 K. Mladenovic 6-4 , 6-2

paris

Trophée Clarins • FRANCE

1/1 W/L Record
R16 x1 Best Result
Year Position Opponent Match Score
2023 R16 Round of 16 L. Noskova 7-5 , 6-2

porto

Eupago Porto Open • POR

0/1 W/L Record
R32 x1 Best Result
Year Position Opponent Match Score
2026 R32 Round of 32 G. Knutson 6-4 , 6-2

prague

Prague Open • Czech Republic

0/1 W/L Record
R128 x1 Best Result
Year Position Opponent Match Score
2020 R128 Round of 128 D. Seguel 6-2 , 6-2

Data not available

We have no records for this player for this level. Please try another query.

Best Results - Doubles

  • Best Grand Slam Result

    No Appearances

    No Appearances

  • Australian Open

    No Appearances

    No Appearances

  • Roland Garros

    No Appearances

    No Appearances

  • Wimbledon

    No Appearances

    No Appearances

  • US Open

    No Appearances

    No Appearances

  • No Appearances

    No Appearances

  • No Appearances

    No Appearances

  • No Appearances

    No Appearances

  • No Appearances

    No Appearances

  • 1x Semi Final

    2026

    W/L - 2/5

Tournaments below are grouped by their current WTA level. Some results were achieved when a tournament was held at a different tier.

Last Updated: 28 Oct 2026 17:41 UTC

Tournament Record - Doubles

caldas da rainha

Full Protein Caldas da Rainha Ladies Open • POR

0/1 W/L Record
R16 x1 Best Result
Year Position Partner Opponent Match Score
2025 R16 Round of 16 A. Hesse J. Belgraver / K. Cross 6-2 , 7-6(4)

istanbul

Istanbul Open • TUR

1/1 W/L Record
QF x1 Best Result
Year Position Partner Opponent Match Score
2026 QF Quarter Final R. Serban M. Kozyreva / L. Pigossi 7-5 , 6-0

midland

Dow Tennis Classic • USA

0/1 W/L Record
R16 x1 Best Result
Year Position Partner Opponent Match Score
2026 R16 Round of 16 M. Lewis Q. Gleason / D. Hewitt 6-4 , 2-6 , 10-8

newport

Cerity Partners Hall of Fame Open presented by the Margaret Fund • USA

1/1 W/L Record
SF x1 Best Result
Year Position Partner Opponent Match Score
2026 SF Semi Final M. Lewis S. Broadus / K. Collins 6-1 , 6-2

oeiras

Oeiras Ladies Open • PORTUGAL

0/1 W/L Record
R16 x1 Best Result
Year Position Partner Opponent Match Score
2024 R16 Round of 16 G. Knutson L. Kumkhum / P. Plipuech 7-6(3) , 6-2

Data not available

We have no records for this player for this level. Please try another query.

Grand Slam History

Year
2023
R128
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