| Competition | 2010 Pan Pacific Swimming Championships | 
|---|---|
| Venue | Irvine | 
| Held | 19 August 2010 | 
| Status | Medal | 
| Competitors | 26 | 
| Countries | 7 | 
| Pos | Athlete(s) | Country | Preliminary Round | Final | ||
|---|---|---|---|---|---|---|
| 🥇 | Rebecca Soni | 1:05.89 (1 h1) | 1:04.93 (1 FA) | |||
| 🥈 | Leisel Jones | 1:06.80 (3 h1) | 1:05.66 (2 FA) | |||
| 🥉 | Sarah Katsoulis | 1:06.78 (2 h1) | 1:07.04 (3 FA) | |||
| 4 | Satomi Suzuki | 1:06.94 (4 h1) | 1:07.05 (4 FA) | |||
| 5 | Amanda Beard | 1:07.53 (6 h1) | 1:07.49 (5 FA) | |||
| 6 | Annamay Pierse | 1:08.31 (12 h1) | 1:07.90 (6 FA) | |||
| 7 | Mina Matsushima | 1:07.74 (8 h1) | 1:08.32 (7 FA) | |||
| 8 | Jillian Tyler | 1:08.29 (11 h1) | 1:08.45 (8 FA) | |||
| 9 | Samantha Marshall | 1:07.41 (5 h1) | 1:07.04 (1 FB) | |||
| 10 | Micah Lawrence | 1:07.62 (7 h1) | 1:07.85 (2 FB) | |||
| 11 | Chelsey Salli | 1:08.44 (14 h1) | 1:08.15 (3 FB) | |||
| 12 | Rie Kaneto | 1:09.54 (17 h1) | 1:09.38 (4 FB) | |||
| 13 | Jeong Da-Rae | 1:09.79 (=18 h1) | 1:09.69 (5 FB) | |||
| 14 | Carolina Mussi | 1:10.54 (20 h1) | 1:10.89 (6 FB) | |||
| 15 | Sarra Lajnef | 1:10.79 (21 h1) | 1:11.05 (7 FB) | |||
| 16 | Tatiane Sakemi | 1:10.93 (22 h1) | 1:11.15 (8 FB) | |||
| 17 | Tessa Wallace | 1:07.92 (9 h1) | — | |||
| 18 | Annie Chandler Grevers | 1:08.08 (10 h1) | — | |||
| 19 | Leiston Pickett | 1:08.35 (13 h1) | — | |||
| 20 | Katlin Freeman | 1:08.68 (15 h1) | — | |||
| 21 | Tianna Rissling | 1:09.27 (16 h1) | — | |||
| 22 | Ashley McGregor | 1:09.79 (=18 h1) | — | |||
| 23 | Ana Carvalho | 1:12.40 (23 h1) | — | |||
| 24 | Juliana Marin | 1:13.23 (24 h1) | — | |||
| 25 | Natalia Favoreto | 1:15.30 (25 h1) | — | |||
| 26 | Fumiko Kawanabe | — (AC h1) | — | * | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Rebecca Soni | 1:05.89 | ||
| 2 | Sarah Katsoulis | 1:06.78 | ||
| 3 | Leisel Jones | 1:06.80 | ||
| 4 | Satomi Suzuki | 1:06.94 | ||
| 5 | Samantha Marshall | 1:07.41 | ||
| 6 | Amanda Beard | 1:07.53 | ||
| 7 | Micah Lawrence | 1:07.62 | ||
| 8 | Mina Matsushima | 1:07.74 | ||
| 9 | Tessa Wallace | 1:07.92 | ||
| 10 | Annie Chandler Grevers | 1:08.08 | ||
| 11 | Jillian Tyler | 1:08.29 | ||
| 12 | Annamay Pierse | 1:08.31 | ||
| 13 | Leiston Pickett | 1:08.35 | ||
| 14 | Chelsey Salli | 1:08.44 | ||
| 15 | Katlin Freeman | 1:08.68 | ||
| 16 | Tianna Rissling | 1:09.27 | ||
| 17 | Rie Kaneto | 1:09.54 | ||
| =18 | Ashley McGregor | 1:09.79 | ||
| =18 | Jeong Da-Rae | 1:09.79 | ||
| 20 | Carolina Mussi | 1:10.54 | ||
| 21 | Sarra Lajnef | 1:10.79 | ||
| 22 | Tatiane Sakemi | 1:10.93 | ||
| 23 | Ana Carvalho | 1:12.40 | ||
| 24 | Juliana Marin | 1:13.23 | ||
| 25 | Natalia Favoreto | 1:15.30 | ||
| AC | Fumiko Kawanabe | — | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Rebecca Soni | 1:04.93 | ||
| 2 | Leisel Jones | 1:05.66 | ||
| 3 | Sarah Katsoulis | 1:07.04 | ||
| 4 | Satomi Suzuki | 1:07.05 | ||
| 5 | Amanda Beard | 1:07.49 | ||
| 6 | Annamay Pierse | 1:07.90 | ||
| 7 | Mina Matsushima | 1:08.32 | ||
| 8 | Jillian Tyler | 1:08.45 | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Samantha Marshall | 1:07.04 | ||
| 2 | Micah Lawrence | 1:07.85 | ||
| 3 | Chelsey Salli | 1:08.15 | ||
| 4 | Rie Kaneto | 1:09.38 | ||
| 5 | Jeong Da-Rae | 1:09.69 | ||
| 6 | Carolina Mussi | 1:10.89 | ||
| 7 | Sarra Lajnef | 1:11.05 | ||
| 8 | Tatiane Sakemi | 1:11.15 |