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TennisWTARight-handed

Ai Sugiyama

JapanAge, ranking and results

Ai Sugiyama, who represented Japan on the WTA Tour, turned pro in 1992 and retired in 2009.

112WTA Tour matches since 2007

Updated Oct 5, 2026, 11:06 PM ET

Titles0since 2007 Grand Slam titles0since 2007 Career highNo. 8Feb 9, 2004 Agatha's recordNone yetno graded calls on her yet

About Ai Sugiyama

Born on July 5, 1975, in Yokohama, Ai Sugiyama represented Japan on the WTA Tour and played right-handed with a two-handed backhand. She turned pro in 1992 and retired in 2009.

Agatha Research DeskUpdated Oct 5, 2026

Match history112

Every WTA Tour, Grand Slam and Olympic main-draw match in our records, newest first. A walkover is listed but never counted in a record.

2009: 8-19

Date	Tournament	Round	Opponent	Result	Score	Surface
Sep 27	WTA Tour Toray Pan Pacific Open	Round 1	Nadia Petrova	L	0-6, 1-2 ret. (ret.)	Hard
Aug 31	US Open	Round 1	Samantha Stosur	L	4-6, 6-4, 4-6	Hard
Aug 24	WTA Pilot Pen Tennis	Round 1	Amelie Mauresmo	L	4-6, 1-6	Hard
Aug 19	WTA Rogers Cup	Round 2	Elena Dementieva	L	3-6, 2-6	Hard
Aug 17	WTA Rogers Cup	Round 1	Iveta Benesova	W	6-3, 6-4	Hard
Aug 11	WTA Tour Western & Southern Financial Group Women's Open	Round 1	Agnieszka Radwanska	L	2-6, 1-6	Hard
Aug 5	WTA LA Women's	Round 2	Agnieszka Radwanska	L	2-6, 1-6	Hard
Aug 3	WTA LA Women's	Round 1	Carly Gullickson	W	6-3, 6-1	Hard
Jul 27	WTA Tour Bank of the West Classic	Round 1	Maria Sharapova	L	4-6, 7-6(6), 1-6	Hard
Jun 26	Wimbledon	Round 3	Daniela Hantuchova	L	4-6, 3-6	Grass
Jun 24	Wimbledon	Round 2	Arantxa Parra Santonja	W	7-6(5), 6-3	Grass
Jun 22	Wimbledon	Round 1	Patty Schnyder	W	6-4, 6-4	Grass

Show 16 more

Jun 16	WTA AEGON International	Round 1	Vera Dushevina	L	7-6(6), 5-7, 4-6	Grass
May 25	French Open	Round 1	Aravane Rezai	L	3-6, 2-6	Clay
May 11	WTA Mutua Madrilena Madrid Open	Round 1	Amelie Mauresmo	L	2-6, 4-6	Clay
May 4	WTA Internazionali BNL d'Italia	Round 1	Alize Cornet	L	3-6, 5-7	Clay
Apr 28	WTA Tour Porsche Tennis Grand Prix	Round 1	Agnes Szavay	L	3-6, 6-2, 6-7(4)	Clay
Mar 28	WTA Sony Ericsson Open, Miami Florida, USA	Round 2	Ekaterina Makarova	L	3-6, 4-6	Hard
Mar 14	WTA BNP Paribas Open	Round 2	Angela Haynes	L	4-6, 5-7	Hard
Feb 16	WTA Barclays Dubai	Round 1	Marion Bartoli	L	0-6, 6-4, 6-7(6)	Hard
Jan 22	Australian Open	Round 3	Jelena Jankovic	L	4-6, 4-6	Hard
Jan 20	Australian Open	Round 2	Nathalie Dechy	W	1-6, 6-1, 6-3	Hard
Jan 18	Australian Open	Round 1	Stephanie Dubois	W	6-0, 7-6(5)	Hard
Jan 15	WTA Medibank International	Semifinal	Dinara Safina	L	4-6, 6-7(3)	Hard
Jan 14	WTA Medibank International	Quarterfinal	Svetlana Kuznetsova	W/O	Walkover	Hard
Jan 12	WTA Medibank International	Round 2	Anabel Medina Garrigues	W	2-6, 6-1, 6-2	Hard
Jan 11	WTA Medibank International	Round 1	Jill Craybas	W	6-2, 6-3	Hard
Jan 4	WTA Brisbane International	Round 1	Samantha Stosur	L	2-6, 3-6	Hard

2008: 25-20

Date	Tournament	Round	Opponent	Result	Score	Surface
Oct 21	WTA Generali Ladies Linz	Round 1	Marion Bartoli	L	4-6, 6-2, 6-7(8)	Hard
Sep 25	WTA Tour China Open	Round 2	Zheng Jie	L	1-6, 2-6	Hard
Sep 22	WTA Tour China Open	Round 1	Yan Zi	W	6-3, 6-4	Hard
Sep 16	WTA Tour Toray Pan Pacific Open	Round 1	Virginie Razzano	L	3-6, 2-6	Hard
Aug 30	US Open	Round 3	Serena Williams	L	2-6, 1-6	Hard
Aug 28	US Open	Round 2	Olga Govortsova	W	4-6, 7-6(4), 6-1	Hard
Aug 26	US Open	Round 1	Andreja Klepac	W	4-6, 6-3, 4-2 ret. (ret.)	Hard
Aug 1	WTA Rogers Cup	Quarterfinal	Marion Bartoli	L	2-6, 3-6	Hard
Jul 30	WTA Rogers Cup	Round 2	Shahar Peer	W	6-2, 6-2	Hard
Jul 29	WTA Rogers Cup	Round 1	Nicole Vaidisova	W	6-3, 3-6, 6-2	Hard
Jul 24	WTA East West Bank Classic	Round 3	Flavia Pennetta	L	6-7(5), 3-6	Hard
Jul 23	WTA East West Bank Classic	Round 2	Patty Schnyder	W	6-4, 7-5	Hard

Show 33 more

Jul 22	WTA East West Bank Classic	Round 1	Sabine Lisicki	W	6-4, 6-4	Hard
Jul 19	WTA Tour Bank of the West Classic	Semifinal	Marion Bartoli	L	3-6, 3-6	Hard
Jul 18	WTA Tour Bank of the West Classic	Quarterfinal	Dominika Cibulkova	W	6-7(4), 7-6(5), 5-3 ret. (ret.)	Hard
Jul 16	WTA Tour Bank of the West Classic	Round 2	Daniela Hantuchova	W	6-3, 6-1	Hard
Jul 14	WTA Tour Bank of the West Classic	Round 1	Alexa Glatch	W	6-2, 3-6, 7-5	Hard
Jun 28	Wimbledon	Round 3	Alisa Kleybanova	L	4-6, 4-6	Grass
Jun 26	Wimbledon	Round 2	Flavia Pennetta	W	7-6(5), 2-6, 6-2	Grass
Jun 24	Wimbledon	Round 1	Yanina Wickmayer	W	6-4, 6-2	Grass
Jun 16	WTA Tour Ordina Open	Round 1	Michaella Krajicek	L	1-6, 7-5, 6-7(7)	Grass
May 29	French Open	Round 2	Olga Govortsova	L	0-6, 5-7	Clay
May 27	French Open	Round 1	Alla Kudryavtseva	W	6-1, 2-6, 6-3	Clay
May 22	WTA Internationaux de Strasbourg	Quarterfinal	Yung-Jan Chan	L	4-6, 2-6	Clay
May 21	WTA Internationaux de Strasbourg	Round 2	Petra Kvitova	W	6-4, 6-3	Clay
May 19	WTA Internationaux de Strasbourg	Round 1	Mariya Koryttseva	W	7-5, 7-5	Clay
May 12	WTA Internazionali BNL d'Italia 2008	Round 1	Vera Zvonareva	L	3-6, 3-6	Clay
Apr 15	WTA Tour Family Circle Cup	Round 2	Agnes Szavay	L	5-7, 6-3, 4-6	Clay
Apr 14	WTA Tour Family Circle Cup	Round 1	Ayumi Morita	W	6-4, 6-1	Clay
Apr 8	WTA Tour Bausch & Lomb Championships	Round 1	Karolina Sprem	L	4-6, 6-7(3)	Clay
Mar 31	WTA Sony Ericsson Open	Round 4	Vera Zvonareva	L		Hard
Mar 30	WTA Sony Ericsson Open	Round 3	Daniela Hantuchova	W	6-4, 6-7(8), 7-5	Hard
Mar 29	WTA Sony Ericsson Open	Round 2	Anabel Medina Garrigues	W	6-2, 6-3	Hard
Mar 27	WTA Sony Ericsson Open	Round 1	Anastasia Pivovarova	W	6-3, 7-6(2)	Hard
Mar 17	WTA Tour Pacific Life Open	Round 3	Jelena Jankovic	L	1-6, 1-6	Hard
Mar 15	WTA Tour Pacific Life Open	Round 2	Greta Arn	W	2-6, 6-3, 6-1	Hard
Feb 26	WTA Barclays Dubai	Round 1	Lucie Safarova	L	6-1, 3-6, 2-6	Hard
Feb 21	WTA Qatar Total Open	Round 3	Jelena Jankovic	L	1-6, 2-6	Hard
Feb 20	WTA Qatar Total Open	Round 2	Ayumi Morita	W	4-6, 6-4, 6-0	Hard
Feb 19	WTA Qatar Total Open	Round 1	Agnes Szavay	W	7-6(3), 6-0	Hard
Feb 13	WTA Tour Proximus Diamond Games	Round 2	Patty Schnyder	L	3-6, 4-6	Hard
Feb 12	WTA Tour Proximus Diamond Games	Round 1	Caroline Maes	W	7-5, 6-3	Hard
Jan 17	Australian Open	Round 3	Nicole Vaidisova	L	3-6, 4-6	Hard
Jan 15	Australian Open	Round 2	Tatiana Perebiynis	W	6-4, 6-4	Hard
Jan 14	Australian Open	Round 1	Vera Zvonareva	W	6-3, 1-1 ret. (ret.)	Hard

2007: 17-22

Date	Tournament	Round	Opponent	Result	Score	Surface
Dec 29	WTA Mondial Australian Womens Hardcourts	Round 1	Victoria Azarenka	L	2-6, 3-6	Hard
Oct 25	WTA Generali Ladies Linz	Round 2	Julia Vakulenko	L	0-6, 2-6	Hard
Oct 23	WTA Generali Ladies Linz	Round 1	Sybille Bammer	W	2-6, 7-6(5), 6-0	Hard
Oct 1	WTA Tour AIG Japan Open	Round 1	Yuan Meng	L	3-6, 3-6	Hard
Sep 24	WTA Tour Hansol Korea Open	Round 1	Ayumi Morita	L	5-7, 3-6	Hard
Aug 29	US Open	Round 2	Ekaterina Makarova	L	4-6, 6-4, 2-6	Hard
Aug 27	US Open	Round 1	Andreja Klepac	W	6-3, 6-1	Hard
Aug 21	WTA Tour Pilot Pen Tennis	Round 1	Agnieszka Radwanska	L	6-7(5), 6-3, 4-6	Hard
Aug 14	WTA Roger Cup	Round 1	Stephanie Dubois	L	7-6(5), 4-6, 5-7	Hard
Aug 8	WTA JPMorgan Chase Open	Round 2	Lucie Safarova	L	3-6, 4-6	Hard
Aug 7	WTA JPMorgan Chase Open	Round 1	Camille Pin	W	5-7, 6-3, 6-3	Hard
Aug 2	WTA Tour Acura Classic	Round 3	Anna Chakvetadze	L	4-6, 4-6	Hard

Show 27 more

Aug 1	WTA Tour Acura Classic	Round 2	Sybille Bammer	W	6-2, 7-6(3)	Hard
Jul 31	WTA Tour Acura Classic	Round 1	Akgul Amanmuradova	W	6-3, 6-2	Hard
Jul 24	WTA Tour Bank of the West Classic	Round 1	Sybille Bammer	L	4-6, 2-6	Hard
Jun 30	Wimbledon	Round 3	Maria Sharapova	L	3-6, 3-6	Grass
Jun 28	Wimbledon	Round 2	Alize Cornet	W	4-6, 6-0, 6-3	Grass
Jun 26	Wimbledon	Round 1	Melanie South	W	6-3, 6-2	Grass
Jun 19	WTA Tour The Hastings Direct International Championships	Round 1	Mara Santangelo	L	6-7(3), 3-6	Grass
Jun 13	WTA Tour DFS Classic	Round 2	Ayumi Morita	L	4-6, 6-1, 2-6	Grass
Jun 2	French Open	Round 3	Anna Chakvetadze	L	4-6, 4-6	Clay
May 31	French Open	Round 2	Meilen Tu	W	6-3, 1-6, 6-1	Clay
May 30	French Open	Round 1	Eva Birnerova	W	6-3, 6-4	Clay
May 16	WTA Internazionali d'Italia 2007	Round 2	Shahar Peer	L	0-6, 2-6	Clay
May 14	WTA Internazionali d'Italia 2007	Round 1	Maria Kirilenko	W	6-4, 5-7, 7-5	Clay
Mar 25	WTA Sony Ericsson Open	Round 3	Dinara Safina	L	4-6, 6-3, 1-6	Hard
Mar 23	WTA Sony Ericsson Open	Round 2	Anastasia Yakimova	W	6-4, 6-0	Hard
Mar 13	WTA Tour Pacific Life Open	Round 4	Svetlana Kuznetsova	L	2-6, 2-6	Hard
Mar 12	WTA Tour Pacific Life Open	Round 3	Tathiana Garbin	W	6-7(4), 6-1, 6-1	Hard
Mar 10	WTA Tour Pacific Life Open	Round 2	Yuan Meng	W	6-4, 7-6(3)	Hard
Feb 27	WTA Qatar Total Open	Round 1	Alicia Molik	L	6-0, 2-6, 1-3 ret. (ret.)	Hard
Feb 21	WTA Dubai	Round 2	Eleni Daniilidou	L	7-5, 1-6, 5-7	Hard
Feb 19	WTA Dubai	Round 1	Selima Sfar	W	6-4, 5-7, 6-3	Hard
Feb 1	WTA Tour Toray Pan Pacific Open	Quarterfinal	Maria Sharapova	L	6-4, 0-6, 1-6	Hard
Jan 31	WTA Tour Toray Pan Pacific Open	Round 2	Maria Kirilenko	W	3-6, 6-1, 6-3	Hard
Jan 30	WTA Tour Toray Pan Pacific Open	Round 1	Elena Vesnina	W	6-4, 6-2	Hard
Jan 16	Australian Open	Round 2	Anastasia Yakimova	L	2-6, 6-2, 8-10	Hard
Jan 14	Australian Open	Round 1	Sofia Arvidsson	W	6-3, 6-4	Hard
Jan 8	WTA Medibank International	Round 1	Elena Dementieva	L	7-6(3), 6-7(3), 0-6	Hard

Date	Tournament	Round	Opponent	Result	Score	Surface
Dec 31	WTA Mondial Australian Women's Hardcourts	Round 1	Sophie Ferguson	L	6-7(4), 4-6	Hard

How she is doing nowThrough Sep 27

Last 102-8LLLLWLLWLLNewest first. Four losses in a row.

Did you know?!

Career-high ranking of No. 8

Sugiyama reached a career-high WTA Tour ranking of No. 8 on February 9, 2004.

CareerPro since 1992

34years1992 to 2009

2006First WTA matchLost to Sophie Ferguson, WTA Mondial Australian Women's Hardcourts
2004Career high No. 8Feb 9, 2004
Sep 27, 2009Latest matchLost to Nadia Petrova, WTA Tour Toray Pan Pacific Open

Grand Slam titles

AO0Round 3 (2009)5-3 in our records

RG0Round 3 (2007)3-3 in our records

WIM0Round 3 (2009)6-3 in our records

USO0Round 3 (2008)3-3 in our records

First WTA match

Dec 31, 2006: lost to Sophie Ferguson 6-7, 4-6WTA Mondial Australian Women's Hardcourts, on hard

Latest match

Sep 27, 2009: lost to Nadia Petrova 0-6, 1-2 ret.WTA Tour Toray Pan Pacific Open, Round 1, on hard court

Most often against

The players she has met most in our records, with the head-to-head.

Ayumi Morita4 meetings, finals 0-0

2-2All square

Last: Apr 14, 2008, WTA Tour Family Circle Cup Round 1, won

Marion Bartoli4 meetings, finals 0-0

0-4Sugiyama trails

Last: Feb 16, 2009, WTA Barclays Dubai Round 1, lost

Agnes Szavay3 meetings, finals 0-0

1-2Sugiyama trails

Last: Apr 28, 2009, WTA Tour Porsche Tennis Grand Prix Round 1, lost

Agnieszka Radwanska3 meetings, finals 0-0

0-3Sugiyama trails

Last: Aug 11, 2009, WTA Tour Western & Southern Financial Group Women's Open Round 1, lost

Daniela Hantuchova3 meetings, finals 0-0

2-1Sugiyama leads

Last: Jun 26, 2009, Wimbledon Round 3, lost

Jelena Jankovic3 meetings, finals 0-0

0-3Sugiyama trails

Last: Jan 22, 2009, Australian Open Round 3, lost

Sources and updates

Results and schedules come from Agatha's own records of the WTA Tour.

Updated Oct 5, 2026, 11:06 PM ET. Results and form refresh after every match; biography facts are checked weekly.