# 2010 Pan Pacific Swimming Championships – Men's 100 metre breaststroke

The men's 100 metre breaststroke competition at the 2010 Pan Pacific Swimming Championships took place on August 19 at the William Woollett Jr. Aquatics Center. The last champion was Brendan Hansen 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 | Brenton Rickard (AUS) | 58.58 | Rome, Italy | July 27, 2009 |
| Pan Pacific Championships record | Brendan Hansen (USA) | 59.90 | Victoria, Canada | August 18, 2006 |

## 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 19, at 10:44.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 3 | 5 | Kosuke Kitajima | Japan | 59.04 | QA, CR |
| 2 | 4 | 5 | Ryo Tateishi | Japan | 1:00.09 | QA |
| 3 | 4 | 6 | Mark Gangloff | United States | 1:00.21 | QA |
| 4 | 3 | 6 | Eric Shanteau | United States | 1:00.31 | QA |
| 5 | 3 | 2 | Tales Cerdeira | Brazil | 1:00.47 | QA |
| 6 | 3 | 3 | Yuta Suenaga | Japan | 1:00.80 | QA |
| 7 | 2 | 4 | Christian Sprenger | Australia | 1:00.83 | QA |
| 8 | 4 | 7 | Felipe Lima | Brazil | 1:00.88 | QA |
| 9 | 2 | 5 | Michael Alexandrov | United States | 1:00.89 | QB |
| 9 | 4 | 4 | Brenton Rickard | Australia | 1:00.89 | QB |
| 11 | 4 | 3 | João Luiz Gomes Júnior | Brazil | 1:01.02 | QB |
| 12 | 2 | 1 | Scott Dickens | Canada | 1:01.03 | QB |
| 13 | 4 | 1 | Scott Spann | United States | 1:01.12 | QB |
| 14 | 3 | 4 | Henrique Barbosa | Brazil | 1:01.17 | QB |
| 15 | 3 | 7 | Glenn Snyders | New Zealand | 1:01.19 | QB |
| 16 | 2 | 3 | Felipe França | Brazil | 1:01.39 | QB |
| 17 | 2 | 2 | Naoya Tomita | Japan | 1:01.90 | |
| 18 | 2 | 6 | Eduardo Fischer | Brazil | 1:01.98 | |
| 19 | 3 | 1 | Warren Barnes | Canada | 1:02.18 | |
| 20 | 4 | 8 | Craig Calder | Australia | 1:02.48 | |
| 21 | 2 | 8 | Elliot Keefer | United States | 1:02.60 | |
| 22 | 3 | 8 | Paul Kornfeld | Canada | 1:02.63 | |
| 23 | 4 | 2 | Choi Kyu-Woong | South Korea | 1:02.77 | |
| 24 | 1 | 4 | Sean Nugent | Canada | 1:03.01 | |
| 25 | 1 | 6 | Miguel Molina | Philippines | 1:03.89 | |
| 26 | 1 | 5 | Wong Chun Yan | Hong Kong | 1:04.04 | |
| 27 | 1 | 2 | Timothy Ferris | Zimbabwe | 1:05.45 | |
| 28 | 1 | 3 | Tsui Hoi Tung | Hong Kong | 1:05.85 | |
| - | 2 | 7 | Neil Versfeld | South Africa | DNS | |

### B Final

The B final was held on August 19, at 18:43.
| Rank | Lane | Name | Nationality | Time |
| 9 | 5 | Michael Alexandrov | United States | 1:00.58 |
| 10 | 2 | Glenn Snyders | New Zealand | 1:00.74 |
| 11 | 6 | Scott Dickens | Canada | 1:00.79 |
| 12 | 7 | Warren Barnes | Canada | 1:02.13 |
| 13 | 3 | João Luiz Gomes Júnior | Brazil | 1:02.33 |
| 14 | 1 | Craig Calder | Australia | 1:02.66 |
| 15 | 8 | Choi Kyu-Woong | South Korea | 1:03.10 |
| - | 4 | Yuta Suenaga | Japan | DSQ |

### A Final

The A final was held on August 19, at 18:43.
| Rank | Lane | Name | Nationality | Time |
| | 4 | Kosuke Kitajima | Japan | 59.35 |
| | 7 | Christian Sprenger | Australia | 1:00.18 |
| | 3 | Mark Gangloff | United States | 1:00.24 |
| 4 | 5 | Ryo Tateishi | Japan | 1:00.26 |
| 5 | 8 | Brenton Rickard | Australia | 1:00.28 |
| 6 | 6 | Eric Shanteau | United States | 1:00.55 |
| 7 | 2 | Tales Cerdeira | Brazil | 1:00.63 |
| 8 | 1 | Felipe Lima | Brazil | 1:00.90 |