| Country | Japan |
|---|---|
| Residence | Nishinomiya, Japan |
| Born | 23 March 1973 Nishinomiya, Japan |
| Plays | Right-handed |
| Career prize money | US$1,107,264 |
| Singles | |
| Career record | 205 - 143 |
| Career titles | 4 |
| Highest ranking | 14 (February 6 1995) |
| Grand Slam results | |
| Australian Open | QF 1995 |
| French Open | 4th 1991 |
| Wimbledon | 4th 1992, 1994 |
| US Open | 3rd 1992, 1995 |
| Doubles | |
| Career record | 16-34 |
| Highest ranking | 98 (January 30 1995) |
| Last updated on: 14 April 2011. | |
Naoko Sawamatsu (沢松奈生子, born in 23 March 1973 in Nishinomiya, Japan) is a former professional tennis player. During her career she won 4 WTA career singles titles. Sawamatsu reached a career high ranking of World No. 14 on 6th of February 1995. At the time of the 1995 Australian Open her family survived the Great Hanshin earthquake and Sawamatsu went on to achieve her best Grand Slam result at Melbourne Park, reaching the quarter finals defeating Kimiko Date in the third round, Mary Joe Fernandez in the forth round before losing to Arantxa Sánchez Vicario.
Sawamatsu's most significant title came in 1993 at Strasbourg, she defeated clay courter Judith Wiesner in the final. Sawamatsu had much success at Strasbourg reaching the semifinals in 1991, final in 1992 losing to Judith Wiesner.
Sawamatsu retired from professional tennis after losing in the second round of the 1998 Japan Open to Monica Seles in a three set match 6–3, 3–6, 6–3. Sawamatsu had wins over the following players during her career Martina Hingis, Lindsay Davenport, Kimiko Date, Mary Joe Fernandez, Amanda Coetzer, and Conchita Martínez.
Sawamatsu's career prize money totalled US$1,107,264 with a win/loss record in singles of 205-143.
Since retirement, Sawamatsu has been involved in the development of the sport in her native country.
| Legend | |
| Grand Slam | 0 |
| WTA Championships | 0 |
| Tier I | 0 |
| Tier II | 0 |
| Tier III | 2 |
| Tier IV & V | 2 |
| Olympic Games | 0 |
| Outcome | No. | Date | Tournament | Surface | Opponent | Score |
| Winner | 1. | 28 April 1990 | Singapore | Hard (o) | Sarah Loosemore | 7-6, 3-6, 6-4 |
| Runner-up | 2. | 21 April 1991 | Pattaya, Thailand | Hard (o) | Yayuk Basuki | 2-6, 2-6 |
| Runner-up | 3. | 24 May 1992 | Strasbourg, France | Clay | Judith Wiesner | 1-6, 3-6 |
| Runner-up | 4. | 16 January 1993 | Melbourne, Australia | Hard (o) | Amanda Coetzer | 2-6, 3-6 |
| Winner | 5. | 23 May 1993 | Strasbourg, France | Clay | Judith Wiesner | 4-6, 6-1, 6-3 |
| Winner | 6. | 24 April 1994 | Singapore | Hard (o) | Florencia Labat | 7-5, 7-5 |
| Winner | 7. | 27 April 1997 | Jakarta, Indonesia | Hard (o) | Yuka Yoshida | 6-3, 6-2 |