| Men's 100 metre backstroke at the 2005 FINA World Championships |
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| Dates | 25 July 2005 (heats, semifinals) 26 July 2005 (final) |
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| Winning time | 53.62 seconds | |||||||||
| Medalists | ||||||||||
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| «2003 | 2007» | |||||||||
| 2005 FINA World Championships |
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|---|---|---|
| Diving | ||
| Individual | ||
| 1 m | men | women |
| 3 m | men | women |
| 10 m | men | women |
| Synchronised | ||
| 3 m | men | women |
| 10 m | men | women |
| Open water swimming | ||
| 5 km | men | women |
| 10 km | men | women |
| 25 km | men | women |
| Swimming | ||
| Freestyle | ||
| 50 m | men | women |
| 100 m | men | women |
| 200 m | men | women |
| 400 m | men | women |
| 800 m | men | women |
| 1500 m | men | women |
| Backstroke | ||
| 50 m | men | women |
| 100 m | men | women |
| 200 m | men | women |
| Breaststroke | ||
| 50 m | men | women |
| 100 m | men | women |
| 200 m | men | women |
| Butterfly | ||
| 50 m | men | women |
| 100 m | men | women |
| 200 m | men | women |
| Individual medley | ||
| 200 m | men | women |
| 400 m | men | women |
| Freestyle relay | ||
| 4×100 m | men | women |
| 4×200 m | men | women |
| Medley relay | ||
| 4×100 m | men | women |
| Synchronised swimming | ||
| Solo | women | |
| Duet | women | |
| Team | women | |
| Combination | women | |
| Water polo | ||
| Team | men | women |
The men's 100 metre backstroke event at the 2005 World Aquatics Championships took place between 25 July – 26 July. Both the heats and semifinals were held on 25 July with the heats being held in the morning session and the semifinals being held in the evening session. The final was held on 26 July.
Contents |
Prior to the competition, the existing world and championship records were as follows.
| Name | Nationality | Time | Location | Date | |
|---|---|---|---|---|---|
| World record | Aaron Peirsol | United States | 53.17 | Indianapolis | 2 April 2005 |
| Championship record | Aaron Peirsol | United States | 53.61 | Barcelona | 22 July 2003 |
No new world or competition records were set during this competition.
| Rank | Name | Nationality | Time | Notes |
|---|---|---|---|---|
| Aaron Peirsol | United States | 53.62 | ||
| Randall Bal | United States | 54.02 | ||
| László Cseh | Hungary | 54.27 | ||
| 4 | Tomomi Morita | Japan | 54.31 | |
| 5 | Arkady Vyatchanin | Russia | 54.50 | |
| 6 | Aristeidis Grigoriadis | Greece | 54.61 | |
| 7 | Markus Rogan | Austria | 54.81 | |
| 8 | Blaž Medvešek | Slovenia | 55.13 |