# 2002 Pan Pacific Swimming Championships – Men's 100 metre breaststroke

The men's 100 metre breaststroke competition at the 2002 Pan Pacific Swimming Championships took place on August 24–25 at the Yokohama International Swimming Pool. The last champion was Simon Cowley of Australia.
This race consisted of two lengths of the pool, both lengths being in breaststroke.

## Records

Prior to this competition, the existing world and Pan Pacific records were as follows:
| World record | Roman Sloudnov (RUS) | 59.94 | Fukuoka, Japan | July 24, 2001 |
| Pan Pacific Championships record | Kurt Grote (USA) | 1:01.22 | Fukuoka, Japan | August 12, 1997 |

## Results

All times are in minutes and seconds.
| KEY: | q | Fastest non-qualifiers | Q | Qualified | CR | Championships record | NR | National record | PB | Personal best | SB | Seasonal best |

### Heats

The first round was held on August 24.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 3 | 4 | Kosuke Kitajima | Japan | 1:01.07 | Q, CR |
| 2 | 1 | 4 | Brendan Hansen | United States | 1:01.63 | Q |
| 3 | 2 | 6 | David Denniston | United States | 1:02.11 | Q |
| 4 | 2 | 4 | Morgan Knabe | Canada | 1:02.19 | Q |
| 5 | 3 | 5 | Jim Piper | Australia | 1:02.35 | Q |
| 6 | 2 | 5 | Jarrod Marrs | United States | 1:02.51 | Q |
| 7 | 3 | 3 | Mark Gangloff | United States | 1:02.52 | Q |
| 8 | 2 | 3 | Mike Brown | Canada | 1:02.69 | Q |
| 9 | 3 | 6 | Regan Harrison | Australia | 1:02.89 | Q |
| 10 | 3 | 2 | Chad Thomsen | Canada | 1:02.94 | Q |
| 11 | 1 | 2 | Henrique Barbosa | Brazil | 1:03.04 | Q |
| 11 | 1 | 5 | Yoshihisa Yamaguchi | Japan | 1:03.04 | Q |
| 13 | 1 | 3 | Justin Norris | Australia | 1:03.32 | Q |
| 14 | 1 | 7 | Wang Haibo | China | 1:03.80 | Q |
| 15 | 1 | 6 | John Stamhuis | Canada | 1:03.88 | Q |
| 16 | 3 | 7 | Daisuke Kimura | Japan | 1:03.94 | Q |
| 17 | 2 | 2 | Jiro Miki | Japan | 1:03.99 | |
| 18 | 2 | 7 | Marcelo Tomazini | Brazil | 1:04.17 | |
| 19 | 3 | 1 | Tam Chi Kin | Hong Kong | 1:05.26 | |
| 20 | 2 | 8 | Trent Steed | Australia | 1:05.42 | |
| 21 | 3 | 8 | José Belarmino Souza | Brazil | 1:05.55 | |
| 22 | 2 | 1 | Kieran Daly | New Zealand | 1:05.81 | |
| 23 | 1 | 8 | Michael Andrew Scott | Hong Kong | 1:06.43 | |
| - | 1 | 1 | Rafael Chua | Philippines | DNS | |

### Semifinals

The semifinals were held on August 24.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 2 | 4 | Kosuke Kitajima | Japan | 1:00.34 | Q, CR |
| 2 | 1 | 4 | Brendan Hansen | United States | 1:01.52 | Q |
| 3 | 2 | 3 | Jim Piper | Australia | 1:01.70 | Q |
| 4 | 2 | 6 | Mark Gangloff | United States | 1:01.93 | Q |
| 5 | 2 | 5 | David Denniston | United States | 1:01.96 | Q |
| 6 | 1 | 5 | Morgan Knabe | Canada | 1:02.21 | Q |
| 7 | 1 | 6 | Mike Brown | Canada | 1:02.60 | Q |
| 8 | 2 | 2 | Regan Harrison | Australia | 1:02.76 | Q |
| 9 | 1 | 3 | Jarrod Marrs | United States | 1:02.88 | |
| 10 | 2 | 1 | Justin Norris | Australia | 1:03.00 | |
| 11 | 1 | 7 | Yoshihisa Yamaguchi | Japan | 1:03.05 | |
| 12 | 1 | 2 | Chad Thomsen | Canada | 1:03.20 | |
| 13 | 2 | 7 | Henrique Barbosa | Brazil | 1:03.26 | |
| 14 | 1 | 8 | Daisuke Kimura | Japan | 1:03.34 | |
| 15 | 2 | 8 | John Stamhuis | Canada | 1:03.69 | |
| 16 | 1 | 1 | Wang Haibo | China | 1:03.72 | |

### Final

The final was held on August 25.
| Rank | Lane | Name | Nationality | Time |
| | - | Kosuke Kitajima | Japan | 1:00.36 |
| | - | Brendan Hansen | United States | 1:00.84 |
| | - | Jim Piper | Australia | 1:01.68 |
| 4 | - | Mark Gangloff | United States | 1:02.02 |
| 5 | - | Mike Brown | Canada | 1:02.21 |
| 6 | - | Morgan Knabe | Canada | 1:02.28 |
| 7 | - | Regan Harrison | Australia | 1:02.53 |
| 8 | - | Yoshihisa Yamaguchi | Japan | 1:02.93 |