2010 Pan Pacific Swimming Championships – Men's 50 metre freestyle
The men's 50 metre freestyle competition at the 2010 Pan Pacific Swimming Championships took place on August 21 at the William Woollett Jr. Aquatics Center. The last champion was Cullen Jones of US.
This race consisted of one length of the pool in freestyle.
Records
Prior to this competition, the existing world and Pan Pacific records were as follows:| World record | 20.91 | Sao Paulo, Brazil | December 18, 2009 | |
| Pan Pacific Championships record | 21.84 | Victoria, Canada | August 20, 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 21, at 10:39.| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 7 | 4 | César Cielo | 21.64 | QA, CR | |
| 2 | 7 | 5 | Nathan Adrian | 21.85 | QA | |
| 3 | 5 | 7 | Brent Hayden | 22.04 | QA | |
| 4 | 6 | 3 | Gideon Louw | 22.14 | QA | |
| 5 | 6 | 6 | Cullen Jones | 22.15 | QA | |
| 6 | 7 | 3 | Bruno Fratus | 22.16 | QA | |
| 7 | 5 | 4 | Ashley Callus | 22.18 | QA | |
| 8 | 6 | 8 | Jason Lezak | 22.27 | ||
| 9 | 6 | 5 | Garrett Weber-Gale | 22.29 | QB | |
| 10 | 5 | 2 | Cameron Prosser | 22.36 | QA | |
| 11 | 5 | 6 | Masayuki Kishida | 22.41 | QB | |
| 12 | 7 | 6 | Eamon Sullivan | 22.43 | QB | |
| 13 | 7 | 2 | Kyle Richardson | 22.44 | ||
| 14 | 5 | 3 | Lyndon Ferns | 22.55 | QB | |
| 15 | 4 | 5 | Graeme Moore | 22.56 | QB | |
| 15 | 6 | 2 | George Bovell | 22.56 | QB | |
| 15 | 7 | 8 | Rammaru Harada | 22.56 | QB | |
| 18 | 5 | 8 | Tyler McGill | 22.66 | ||
| 19 | 5 | 5 | Nicholas Santos | 22.73 | QB | |
| 19 | 6 | 7 | Makoto Ito | 22.73 | ||
| 21 | 6 | 4 | Roland Schoeman | 22.74 | ||
| 22 | 4 | 6 | James Magnussen | 22.75 | ||
| 23 | 7 | 1 | Minkyu Park | 23.01 | ||
| 24 | 4 | 3 | Luke Peddie | 23.02 | ||
| 25 | 7 | 7 | Fernando Silva | 23.08 | ||
| 26 | 3 | 8 | Kenrick Monk | 23.09 | ||
| 27 | 2 | 5 | Colin Russell | 23.16 | ||
| 28 | 4 | 4 | Brett Fraser | 23.20 | ||
| 29 | 1 | 4 | Nicholas Ffrost | 23.24 | ||
| 29 | 3 | 5 | Mitchell Patterson | 23.24 | ||
| 31 | 3 | 3 | Richard Hortness | 23.30 | ||
| 32 | 1 | 5 | Timothy Phillips | 23.31 | ||
| 33 | 5 | 1 | Federico Grabich | 23.33 | ||
| 34 | 3 | 4 | Joaquin Belza | 23.34 | ||
| 35 | 3 | 7 | Carl O'Donnell | 23.37 | ||
| 36 | 6 | 1 | Daniel Coakley | 23.42 | ||
| 37 | 3 | 1 | Shaune Fraser | 23.57 | ||
| 38 | 3 | 2 | Masafumi Yamaguchi | 23.63 | ||
| 39 | 2 | 3 | Hassaan Khalik | 23.69 | ||
| 40 | 4 | 1 | Gláuber Silva | 23.70 | ||
| 41 | 2 | 2 | Jeong Doo-Hee | 23.75 | ||
| 41 | 4 | 2 | Park Seon-Kwan | 23.75 | ||
| 43 | 2 | 4 | Ben Treffers | 23.79 | ||
| 44 | 3 | 6 | Rodrigo Castro | 23.82 | ||
| 45 | 2 | 7 | Blake Worsley | 23.88 | ||
| 46 | 4 | 8 | Ryan Pini | 23.90 | ||
| 47 | 2 | 6 | Chun Yin Kong | 24.07 | ||
| 48 | 4 | 7 | Ho Chun Yan | 24.08 | ||
| 49 | 1 | 3 | Timothy Ferris | 24.43 |
B Final
The B final was held on August 21, at 19:03.| Rank | Lane | Name | Nationality | Time | Notes |
| 9 | 4 | Garrett Weber-Gale | 22.24 | ||
| 10 | 5 | Masayuki Kishida | 22.43 | ||
| 11 | 3 | Eamon Sullivan | 22.50 | ||
| 12 | 2 | Rammaru Harada | 22.53 | ||
| 13 | 8 | Nicholas Santos | 22.55 | ||
| 14 | 1 | Graeme Moore | 22.56 | ||
| 15 | 7 | George Bovell | 22.68 | ||
| 16 | 6 | Lyndon Ferns | 22.82 |
A Final
The A final was held on August 21, at 19:03.| Rank | Lane | Name | Nationality | Time | Notes |
| 5 | Nathan Adrian | 21.55 | CR | ||
| 4 | César Cielo | 21.57 | |||
| 3 | Brent Hayden | 21.89 | |||
| 4 | 7 | Bruno Fratus | 21.93 | ||
| 5 | 6 | Gideon Louw | 22.08 | ||
| 6 | 2 | Cullen Jones | 22.10 | ||
| 7 | 1 | Ashley Callus | 22.15 | ||
| 8 | 8 | Cameron Prosser | 22.41 |