# Swimming at the 2002 Commonwealth Games – Women's 100 metre breaststroke

The women's 100 metre breaststroke event at the 2002 Commonwealth Games as part of the swimming programme took place on 2 and 3 August at the Manchester Aquatics Centre in Manchester, England.

## Records

Prior to this competition, the existing world, Commonwealth and Commonwealth Games records were as follows.
| World record | Penelope Heyns (RSA) | 1:06.52 | Sydney, Australia | 23 August 1999 |
| Commonwealth record | Penelope Heyns (RSA) | 1:06.52 | Sydney, Australia | 23 August 1999 |
| Games record | Samantha Riley (AUS) | 1:08.02 | Victoria, Canada | 22 August 1994 |

## Results
### Heats

Heats were held on 2 August.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 2 | 5 | Rhiannon Leier | Canada | 1:09.46 | Q |
| 2 | 1 | 4 | Tarnee White | Australia | 1:09.82 | Q |
| 3 | 3 | 5 | Brooke Hanson | Australia | 1:09.93 | Q |
| 4 | 3 | 4 | Leisel Jones | Australia | 1:09.94 | Q |
| 5 | 2 | 4 | Sarah Poewe | South Africa | 1:10.60 | Q |
| 6 | 1 | 3 | Jaime King | England | 1:10.78 | Q |
| 7 | 1 | 5 | Kirsty Balfour | Scotland | 1:10.87 | Q |
| 8 | 3 | 3 | Heidi Earp | England | 1:11.28 | Q |
| 9 | 2 | 3 | Kate Haywood | England | 1:11.44 | Q |
| 10 | 3 | 6 | Christin Petelski | Canada | 1:11.95 | Q |
| 11 | 1 | 6 | Emma Robinson | Northern Ireland | 1:12.58 | Q |
| 12 | 2 | 6 | Annamay Pierse | Canada | 1:13.72 | Q |
| 13 | 2 | 2 | Siow Yi Ting | Malaysia | 1:14.08 | Q |
| 14 | 1 | 2 | Lowri Tynan | Wales | 1:14.35 | Q |
| 15 | 3 | 2 | Georgia Holderness | Wales | 1:14.36 | Q |
| 16 | 3 | 7 | Natalie Bree | Jersey | 1:15.96 | Q |
| 17 | 1 | 7 | Rachel Ah Koy | Fiji | 1:17.33 | |
| 18 | 2 | 1 | Gail Strobridge | Guernsey | 1:18.89 | |
| 19 | 1 | 1 | Keren Visser | Malawi | 1:26.51 | |

### Semifinals

The semifinals were held on 2 August.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 1 | 5 | Leisel Jones | Australia | 1:08.31 | Q |
| 2 | 2 | 5 | Brooke Hanson | Australia | 1:09.00 | Q |
| 3 | 1 | 4 | Tarnee White | Australia | 1:09.19 | Q |
| 4 | 2 | 4 | Rhiannon Leier | Canada | 1:09.75 | Q |
| 5 | 2 | 3 | Sarah Poewe | South Africa | 1:09.95 | Q |
| 6 | 2 | 2 | Kate Haywood | England | 1:10.44 | Q |
| 7 | 2 | 6 | Kirsty Balfour | Scotland | 1:10.68 | Q |
| 8 | 1 | 3 | Jaime King | England | 1:10.92 | Q |
| 9 | 1 | 2 | Christin Petelski | Canada | 1:11.06 | |
| 10 | 1 | 6 | Heidi Earp | England | 1:11.27 | |
| 11 | 1 | 7 | Annamay Pierse | Canada | 1:11.99 | |
| 12 | 2 | 7 | Emma Robinson | Northern Ireland | 1:12.23 | |
| 13 | 2 | 1 | Siow Yi Ting | Malaysia | 1:13.65 | |
| 14 | 2 | 8 | Georgia Holderness | Wales | 1:13.80 | |
| 15 | 1 | 1 | Lowri Tynan | Wales | 1:13.90 | |
| 16 | 1 | 8 | Natalie Bree | Jersey | 1:15.23 | |

### Final

The final was held on 3 August.
| Rank | Lane | Name | Nationality | Time |
| | 4 | Leisel Jones | Australia | 1:08.74 |
| | 5 | Brooke Hanson | Australia | 1:09.10 |
| | 2 | Sarah Poewe | South Africa | 1:09.29 |
| 4 | 3 | Tarnee White | Australia | 1:09.63 |
| 5 | 6 | Rhiannon Leier | Canada | 1:09.92 |
| 6 | 7 | Kate Haywood | England | 1:10.20 |
| 7 | 1 | Kirsty Balfour | Scotland | 1:10.61 |
| 8 | 8 | Jaime King | England | 1:11.45 |