| Keiko Taguchi | |
| Birth Date: | 26 February 1979 |
| Careerprizemoney: | $40,467 |
| Highestsinglesranking: | No. 438 (24 July 2006) |
| Doublestitles: | 12 ITF |
| Highestdoublesranking: | No. 242 (18 December 2006) |
Keiko Taguchi (born 26 February 1979) is a Japanese former professional tennis player.
Taguchi, who won 12 ITF doubles titles, made her only WTA Tour main draw appearance at the 2006 Japan Open, where she partnered with Ayami Takase in the doubles.[1]
| $25,000 tournaments | |
| $10,000 tournaments |
| Outcome | No. | Date | Tournament | Surface | Partner | Opponents | Score | |
|---|---|---|---|---|---|---|---|---|
| Runner-up | 1. | 23 November 1998 | Nagasaki, Japan | Grass |  Seiko Okamoto | Akiko Gunji Keiko Ishida | 2–6, 2–6 | |
| Winner | 1. | 6 June 1999 | Little Rock, United States | Hard | Seiko Okamoto |  Chang Kyung-mi Chae Kyung-yee | 7–5, 6–2 | |
| Winner | 2. | 28 November 1999 | Kōfu, Japan | Carpet | Seiko Okamoto | Remi Tezuka Maki Arai | 7–6, 0–6, 7–5 | |
| Winner | 3. | 13 November 2000 | Haibara, Japan | Clay | Seiko Okamoto | Akiko Gunji Keiko Ishida | 2–4, 4–0, 5–3, 3–5, 4–2 | |
| Winner | 4. | 20 November 2000 | Kōfu, Japan | Carpet | Seiko Okamoto | Kumiko Iijima Maki Arai | 3–5, 4–1, 5–4, 4–1 | |
| Runner-up | 2. | 1 September 2002 | Ibaraki, Japan | Hard | Yumiko Kitamura | Kaori Aoyama Maki Arai | 6–4, 1–6, 2–6 | |
| Runner-up | 3. | 10 September 2002 | Hiroshima, Japan | Clay | Maiko Inoue |  Helena Ejeson Andrea Munch-Hermansen | 6–3, 3–6, 2–6 | |
| Runner-up | 4. | 21 October 2002 | Tokyo, Japan | Hard | Nami Urabe | Haruka Inoue Maiko Inoue | 1–6, 2–6 | |
| Winner | 5. | 1 September 2003 | Ibaraki, Japan | Hard | Shizu Katsumi | Chang Kyung-mi Ryoko Takemura | 1–6, 7–6(3), 6–2 | |
| Winner | 6. | 12 April 2004 | Yamaguchi, Japan | Clay | Chie Nagano | Hiroko Komori Tomoko Sugano | 6–4, 6–1 | |
| Winner | 7. | 20 April 2004 | Hamanako, Japan | Carpet | Kim Hea-mi | Chen Yi Chan Chin-wei | 6–1, 6–1 | |
| Winner | 8. | 5 September 2004 | Saitama, Japan | Hard | Kim Hea-mi | Tomoko Taira Akiko Yonemura | 6–4, 6–0 | |
| Winner | 9. | 21 September 2004 | Hiroshima, Japan | Grass | Kim Hea-mi | Tomoko Dokei Yukiko Yabe | 6–4, 6–2 | |
| Winner | 10. | 28 February 2005 | Warrnambool, Australia | Grass | Kim Hea-mi |  Lucia Gonzalez Christina Horiatopoulos | 7–6(7), 7–5 | |
| Runner-up | 5. | 29 May 2005 | Nagano, Japan | Carpet | Kim Hea-mi | Ryoko Takemura Tomoko Yonemura | 1–6, 6–7(5) | |
| Winner | 11. | 7 September 2005 | Kyoto, Japan | Carpet | Kim Hea-mi | Eriko Mizuno Tomoyo Takagishi | 4–6, 6–0, 6–1 | |
| Winner | 12. | 6 June 2006 | Tokyo, Japan | Hard | Shizu Katsumi | Reina Ishihara Atsumi Koga | 6–4, 6–2 | |
| Runner-up | 6. | 22 October 2006 | Makinohara, Japan | Carpet | Kim Hea-mi | Hsieh Su-wei Kumiko Iijima | 3–6, 6–4, 0–6 | |
| Runner-up | 7. | 7 November 2006 | Jakarta, Indonesia | Hard | Kim Hea-mi | Romana Tedjakusuma Angelique Widjaja | w/o |