# 1999 Pan Pacific Swimming Championships – Men's 100 metre breaststroke

The men's 100 metre breaststroke competition at the 1999 Pan Pacific Swimming Championships took place on August 22–23 at the Sydney International Aquatic Centre. The last champion was Kurt Grote of US.
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 | Fred Deburghgraeve (BEL) | 1:00.60 | Atlanta, United States | July 20, 1996 |
| Pan Pacific Championships record | Kurt Grote (USA) | 1:01.22 | Fukuoka, Japan | August 11, 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 22.
| Rank | Name | Nationality | Time | Notes |
| 1 | Simon Cowley | Australia | 1:01.87 | Q |
| 2 | Morgan Knabe | Canada | 1:02.56 | Q |
| 3 | Michael Norment | United States | 1:02.59 | Q |
| 4 | Steven Ferguson | New Zealand | 1:02.91 | Q |
| 5 | Akira Hayashi | Japan | 1:02.99 | Q |
| 6 | Regan Harrison | Australia | 1:03.01 | Q |
| 7 | Ryosuke Imai | Japan | 1:03.12 | Q |
| 8 | Nathan Hewitt | Australia | 1:03.44 | Q |
| 9 | Elvin Chia | Malaysia | 1:03.50 | Q |
| 10 | Ryan Mitchell | Australia | 1:03.53 | Q |
| 11 | Kurt Grote | United States | 1:03.54 | Q |
| 12 | Gregory Owen | South Africa | 1:03.86 | Q |
| 13 | Chris Stewart | South Africa | 1:03.93 | Q |
| 14 | Brett Petersen | South Africa | 1:04.05 | Q |
| 15 | Terence Parkin | South Africa | 1:04.16 | Q |
| 16 | Michel Boulianne | Canada | 1:04.17 | Q |
| 17 | Yoshinobu Miyazaki | Japan | 1:04.40 | |
| 18 | Jason Hunter | Canada | 1:04.43 | |
| 19 | Justin Norris | Australia | 1:04.56 | |
| 20 | Zeng Qiliang | China | 1:04.84 | |
| 21 | Matthew Huang | Canada | 1:05.12 | |
| 22 | Tam Chi Kin | Hong Kong | 1:05.20 | |
| 23 | Trent Steed | Australia | 1:06.02 | |
| 24 | Matthew Kwok | Hong Kong | 1:06.33 | |
| 25 | Michael Scott | Hong Kong | 1:06.39 | |
| 26 | Dean Kent | New Zealand | 1:07.32 | |
| 27 | Gentle Offoin | Nigeria | 1:11.74 | |

### Semifinals

The semifinals were held on August 22.
| Rank | Name | Nationality | Time | Notes |
| 1 | Simon Cowley | Australia | 1:01.60 | Q |
| 2 | Akira Hayashi | Japan | 1:02.38 | Q |
| 3 | Michael Norment | United States | 1:02.72 | Q |
| 4 | Kurt Grote | United States | 1:02.82 | Q |
| 5 | Regan Harrison | Australia | 1:02.93 | Q |
| 6 | Ryosuke Imai | Japan | 1:02.94 | Q |
| 7 | Morgan Knabe | Canada | 1:03.18 | Q |
| 8 | Ryan Mitchell | Australia | 1:03.31 | |
| 9 | Brett Petersen | South Africa | 1:03.36 | |
| 10 | Terence Parkin | South Africa | 1:03.52 | |
| 11 | Steven Ferguson | New Zealand | 1:03.58 | |
| 12 | Nathan Hewitt | Australia | 1:03.92 | |
| 13 | Chris Stewart | South Africa | 1:04.39 | |
| 14 | Michel Boulianne | Canada | 1:04.69 | |
| 15 | Gregory Owen | South Africa | 1:04.91 | |
| 16 | Elvin Chia | Malaysia | 1:05.15 | |

### Final

The final was held on August 23.
| Rank | Lane | Nationality | Time |
| | Simon Cowley | Australia | 1:02.06 |
| | Regan Harrison | Australia | 1:02.26 |
| | Morgan Knabe | Canada | 1:02.37 |
| 4 | Brett Petersen | South Africa | 1:02.65 |
| 5 | Michael Norment | United States | 1:02.70 |
| 6 | Kurt Grote | United States | 1:02.79 |
| 7 | Ryosuke Imai | Japan | 1:02.95 |
| 8 | Akira Hayashi | Japan | 1:03.11 |