| Competition | 1999 Pan Pacific Swimming Championships | 
|---|---|
| Venue | Sydney | 
| Held | 25 – 26 August 1999 | 
| Status | Medal | 
| Competitors | 21 | 
| Countries | 7 | 
| Pos | Athlete(s) | Country | Preliminary Round | Semi-Finals | Final | ||
|---|---|---|---|---|---|---|---|
| 🥇 | Susie O'Neill | 2:07.73 (1 h1) | 2:06.53 (1 h1) | 2:06.60 (1 F) | |||
| 🥈 | Jessica Deglau | 2:10.97 (3 h1) | 2:10.45 (2 h1) | 2:10.27 (2 F) | |||
| 🥉 | Misty Hyman | 2:09.79 (2 h1) | 2:10.82 (3 h1) | 2:10.40 (3 F) | |||
| 4 | Ayari Aoyama | 2:13.48 (6 h1) | 2:11.81 (6 h1) | 2:11.27 (4 F) | |||
| 5 | Molly Freedman | 2:11.22 (4 h1) | 2:11.73 (5 h1) | — | |||
| 6 | Maki Mita | 2:12.60 (5 h1) | 2:11.36 (4 h1) | 2:12.31 (6 F) | |||
| 7 | Mandy Loots | 2:14.58 (8 h1) | 2:13.42 (7 h1) | 2:12.87 (7 F) | |||
| 8 | Andrea Schwartz | 2:15.36 (12 h1) | 2:13.83 (9 h1) | 2:14.45 (8 F) | |||
| 9 | Maddy Crippen | 2:15.01 (10 h1) | 2:11.63 (5 h1) | — | |||
| 10 | Yasuko Tajima | 2:14.63 (9 h1) | 2:23.45 (8 h1) | — | |||
| 11 | Junko Onishi | 2:17.26 (=17 h1) | 2:14.38 (10 h1) | — | |||
| 12 | Jen Button | 2:13.99 (7 h1) | 2:14.69 (11 h1) | — | |||
| 13 | Brooke Bennett | 2:15.15 (11 h1) | 2:15.45 (12 h1) | — | |||
| 14 | Liz van Welie | 2:15.94 (15 h1) | 2:15.76 (13 h1) | — | |||
| 15 | Jo Hui-Yeon | 2:15.47 (14 h1) | 2:16.34 (14 h1) | — | |||
| 16 | Renate du Plessis | 2:16.10 (16 h1) | 2:16.47 (15 h1) | — | |||
| 17 | Karine Chevrier | 2:15.41 (13 h1) | 2:17.09 (16 h1) | — | |||
| 18 | Kathryn Godfrey | 2:17.26 (=17 h1) | — | — | |||
| 19 | Sarah Evanetz | 2:19.48 (19 h1) | — | — | |||
| 20 | Natalie du Toit | 2:21.90 (20 h1) | — | — | |||
| 21 | Carissa Thompson | 2:24.95 (21 h1) | — | — | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Susie O'Neill | 2:07.73 | ||
| 2 | Misty Hyman | 2:09.79 | ||
| 3 | Jessica Deglau | 2:10.97 | ||
| 4 | Molly Freedman | 2:11.22 | ||
| 5 | Maki Mita | 2:12.60 | ||
| 6 | Ayari Aoyama | 2:13.48 | ||
| 7 | Jen Button | 2:13.99 | ||
| 8 | Mandy Loots | 2:14.58 | ||
| 9 | Yasuko Tajima | 2:14.63 | ||
| 10 | Maddy Crippen | 2:15.01 | ||
| 11 | Brooke Bennett | 2:15.15 | ||
| 12 | Andrea Schwartz | 2:15.36 | ||
| 13 | Karine Chevrier | 2:15.41 | ||
| 14 | Jo Hui-Yeon | 2:15.47 | ||
| 15 | Liz van Welie | 2:15.94 | ||
| 16 | Renate du Plessis | 2:16.10 | ||
| =17 | Junko Onishi | 2:17.26 | ||
| =17 | Kathryn Godfrey | 2:17.26 | ||
| 19 | Sarah Evanetz | 2:19.48 | ||
| 20 | Natalie du Toit | 2:21.90 | ||
| 21 | Carissa Thompson | 2:24.95 | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Susie O'Neill | 2:06.53 | ||
| 2 | Jessica Deglau | 2:10.45 | ||
| 3 | Misty Hyman | 2:10.82 | ||
| 4 | Maki Mita | 2:11.36 | ||
| 5 | Molly Freedman | 2:11.73 | ||
| 5 | Maddy Crippen | 2:11.63 | ||
| 6 | Ayari Aoyama | 2:11.81 | ||
| 7 | Mandy Loots | 2:13.42 | ||
| 8 | Yasuko Tajima | 2:23.45 | ||
| 9 | Andrea Schwartz | 2:13.83 | ||
| 10 | Junko Onishi | 2:14.38 | ||
| 11 | Jen Button | 2:14.69 | ||
| 12 | Brooke Bennett | 2:15.45 | ||
| 13 | Liz van Welie | 2:15.76 | ||
| 14 | Jo Hui-Yeon | 2:16.34 | ||
| 15 | Renate du Plessis | 2:16.47 | ||
| 16 | Karine Chevrier | 2:17.09 | 
| Pos | Athlete(s) | Country | Mark | |
|---|---|---|---|---|
| 1 | Susie O'Neill | 2:06.60 | ||
| 2 | Jessica Deglau | 2:10.27 | ||
| 3 | Misty Hyman | 2:10.40 | ||
| 4 | Ayari Aoyama | 2:11.27 | ||
| 6 | Maki Mita | 2:12.31 | ||
| 7 | Mandy Loots | 2:12.87 | ||
| 8 | Andrea Schwartz | 2:14.45 |