4 x 100 m Medley Relay, Women
| Competition | 2009 East Asian Games |
|---|---|
| Venue |
Hong Kong
 HKG
|
| Held | — |
| Status | Medal |
| Competitors | 12 |
| Countries | 3 |
| Pos | Athlete(s) | Country | Mark | ||
|---|---|---|---|---|---|
| 🥇 | China |  CHN |
3:58.51 | ||
| Cao Chang | 1:00.20 | ||||
| Wang Randi | 2:06.30 | ||||
| Jiao Liuyang | 3:03.50 | ||||
| Yu Yao | — | ||||
| 🥈 | Japan |  JPN |
4:02.60 | ||
| Miyuki Takemura | 1:01.00 | ||||
| Satomi Suzuki | 2:09.52 | ||||
| Yuko Nakanishi | 3:07.86 | ||||
| Misaki Yamaguchi | — | ||||
| 🥉 | Hong Kong | HKG |
4:03.07 | ||
| Sherry Tsai | 1:02.38 | ||||
| Yvette Kong | 2:09.77 | ||||
| Rosanna Sze | 3:08.72 | ||||
| Hannah Wilson | — |