Name: Ai Yamamoto
Country: Japan
Birthdate: 25.08.89, 35 years
WTA ranking: 456
TOP ranking's position: 342 (26.10.09, 11900 points)
Points: 68
Prize money: 23138 $
Matches total: 108
Win: 44
%: 40.74 %
Country: Japan
Birthdate: 25.08.89, 35 years
WTA ranking: 456
TOP ranking's position: 342 (26.10.09, 11900 points)
Points: 68
Prize money: 23138 $
Matches total: 108
Win: 44
%: 40.74 %
| year | summary | Hard | Clay | I. hard | Carpet | Grass | Acrylic |
| 2012 | 1/2 | 0/1 | 0/0 | 0/0 | 0/0 | 1/1 | 0/0 |
| 2011 | 11/17 | 4/10 | 2/1 | 1/1 | 4/5 | 0/0 | 0/0 |
| 2010 | 6/12 | 3/5 | 0/0 | 0/0 | 3/7 | 0/0 | 0/0 |
| 2009 | 19/18 | 10/9 | 0/0 | 1/2 | 8/7 | 0/0 | 0/0 |
| 2008 | 7/8 | 5/4 | 0/1 | 0/0 | 2/3 | 0/0 | 0/0 |
| 2007 | 0/4 | 0/1 | 0/0 | 0/0 | 0/3 | 0/0 | 0/0 |
| 2005 | 0/3 | 0/1 | 0/1 | 0/0 | 0/1 | 0/0 | 0/0 |
| TOTAL | 44/64 | 22/31 | 2/3 | 2/3 | 17/26 | 1/1 | 0/0 |
| perc. % | 40.74 % | 41.51 % | 40 % | 40 % | 39.53 % | 50 % | 0 % |
Ai Yamamoto / scheduled / last
| no matches found |
Ai Yamamoto form / surface: Carpet
Ai Yamamoto / surface: Carpet
| 21.11.11 | q 1 | Hiroko Kuwata | Ai Yamamoto | 6-3, 6-2 |  | match details |  Toyota | Carpet |
| 24.10.11 | q 1 | Ai Yamamoto | Tomoko Sugano | 6-3, 6-1 |  | match details | Hamanako | Carpet |
| 24.10.11 | qual. | Aki Yamasoto | Ai Yamamoto | 6-4, 6-2 | | match details | ||
| 17.10.11 | qual. | Kazusa Ito | Ai Yamamoto | 6-0, 6-0 | | match details | Makinohara | Carpet |
| 17.10.11 | q 1 | Ai Yamamoto | Chisato Nakagawa | 6-2, 6-1 | | match details | ||
| 12.09.11 | 1st round | Ai Yamamoto | Nana Miyakawa | 6-4, 6-2 | | match details | Kyoto | Carpet |
| 12.09.11 | 2nd round | Ayumi Oka | Ai Yamamoto | 6-3, 6-1 | | match details | ||
| 05.09.11 | q 2 | Mai Minokoshi | Ai Yamamoto | 6-3, 6-4 | | match details | Noto | Carpet |
| 05.09.11 | q 1 | Ai Yamamoto | Azusa Konishi | Azusa Konishi - walk over | | match details | ||
| 15.11.10 | 2nd round | Makoto Ninomiya | Ai Yamamoto | 6-4, 6-3 | | match details | Hyogo | Carpet |
| 15.11.10 | 1st round | Ai Yamamoto | Shao-Yuan Kao | 4-6, 6-4, 6-2 | | match details | ||
| 27.09.10 | 1st round | Misa Eguchi | Ai Yamamoto | 6-3, 6-73, 6-4 | | match details | Hamanako | Carpet |
| 20.09.10 | 1st round | Ayaka Maekawa | Ai Yamamoto | 6-1, 2-6, 6-2 | | match details | Makinohara | Carpet |
| 13.09.10 | 1st round | Nicha Lertpitaksinchai | Ai Yamamoto | 7-5, 7-64 | | match details | Kyoto | Carpet |
| 24.05.10 | 1st round | Ai Yamamoto | Yumi Nakano | 5-7, 6-2, 5-4, Yumi Nakano - retired | | match details | Kusatsu | Carpet |
| 24.05.10 | 1/4 | Ayaka Maekawa | Ai Yamamoto | 6-3, 6-3 | | match details | ||
| 24.05.10 | 2nd round | Ai Yamamoto | Chiaki Okadaue | 6-4, 6-73, 7-62 | | match details | ||
| 17.05.10 | 1st round | Akiko Yonemura | Ai Yamamoto | 7-5, 4-6, 7-5 | | match details | Karuizawa | Carpet |
| 10.05.10 | 1st round | Sheng-Nan Sun | Ai Yamamoto | 6-1, 6-2 | | match details | Kurume | Carpet |
| 28.09.09 | 1/4 | Tomoko Yonemura | Ai Yamamoto | 3-6, 6-1, 6-4 | | match details | Hamanako | Carpet |
| 28.09.09 | 1st round | Ai Yamamoto | Shiho Hisamatsu | 7-68, 6-73, 7-5 | | match details | ||
| 28.09.09 | 2nd round | Ai Yamamoto | Makiho Kozawa | 6-4, 6-4 | | match details | ||
| 21.09.09 | 1st round | Suchanun Viratprasert | Ai Yamamoto | 6-2, 7-62 | | match details | Makinohara | Carpet |
| 07.09.09 | 1st round | Ai Yamamoto | Qiang Wang | 4-6, 6-4, 7-63 | | match details | Noto | Carpet |
| 07.09.09 | 2nd round | Erika Takao | Ai Yamamoto | 6-2, 5-7, 6-1 | | match details | ||
| 27.07.09 | 2nd round | Kurumi Nara | Ai Yamamoto | 6-1, 6-0 | | match details | Obihiro Tokachi | Carpet |
| 27.07.09 | 1st round | Ai Yamamoto | Erika Takao | 6-2, 7-5 | | match details | ||
| 13.07.09 | 1/2 | Junri Namigata | Ai Yamamoto | 6-2, 6-3 | | match details | Miyazaki | Carpet |
| 13.07.09 | 2nd round | Ai Yamamoto | Sung-Hee Han | 6-4, 6-2 | | match details | ||
| 13.07.09 | 1/4 | Ai Yamamoto | Yuka Higuchi | 6-3, 6-1 | | match details | ||
| 13.07.09 | 1st round | Ai Yamamoto | Katarina Barclay | 6-0, 6-0 | | match details | ||
| 25.05.09 | 1st round | Ai Yamamoto | Natsumi Yokota | 6-0, 6-4 | | match details | Gunma | Carpet |
| 25.05.09 | 2nd round | Akiko Yonemura | Ai Yamamoto | 6-2, 7-63 | | match details | ||
| 18.05.09 | 1st round | Nikola Hofmanova | Ai Yamamoto | 7-62, 6-2 | | match details | Nagano | Carpet |
| 20.10.08 | 1st round | Ai Yamamoto | Shiho Akita | 6-4, 3-6, 6-1 | | match details | Hamanako | Carpet |
| 20.10.08 | 1/4 | Natsumi Hamamura | Ai Yamamoto | 6-1, 6-3 | | match details | ||
| 20.10.08 | 2nd round | Ai Yamamoto | Seiko Okamoto | 7-65, 7-5 | | match details | ||
| 13.10.08 | 1st round | Kumiko Iijima | Ai Yamamoto | 6-4, 6-76, 6-2 | | match details | Makinohara | Carpet |
| 07.07.08 | 1st round | Kanae Hisami | Ai Yamamoto | 6-4, 6-2 | | match details | Tokyo | Carpet |
| 30.07.07 | 1st round | Ayumi Morita | Ai Yamamoto | 6-0, 6-2 | | match details | Obihiro | Carpet |
| 21.05.07 | 1st round | So-Jung Kim | Ai Yamamoto | 6-3, 6-1 | | match details | Nagano | Carpet |
| 30.04.07 | 1st round | Latisha Chan | Ai Yamamoto | 6-2, 6-2 | | match details | Gifu | Carpet |
| 17.10.05 | 1st round | Chia-Jung Chuang | Ai Yamamoto | 6-0, 6-3 | | match details | Makinohara | Carpet |
