| 2007 FINA World Championships | ||
|---|---|---|
| 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 | ||
| Technical | women | |
| Free | women | |
| Duet | ||
| Technical | women | |
| Free | women | |
| Team | ||
| Technical | women | |
| Free | women | |
| Combination | women | |
| Water polo | ||
| Tournament | men | women |
The Women's 100m Freestyle event at the 2007 World Aquatics Championships occurred on 29 March (prelims and semifinals) and March (30) at Rod Laver Arena in Melbourne, Australia. 135 swimmers were entered in the event.
Four days prior to the event—and still during the 2007 Worlds--Lisbeth Lenton set the Championship Record (CR) in the event on the opening leg of Australia's 4 × 100 m freestyle relay with her 53.42. The previous record had been 54.01 by China's Le Jingyi from the Rome 1994 (on 5 September 1994).
The existing records at the start of the event:
| Place | Lane | Name | Nationality | Split (50m) | Time | Note |
|---|---|---|---|---|---|---|
 | 5 | Lisbeth Lenton |  Australia | 25.38 | 53.40 | CR |
 | 2 | Marleen Veldhuis |  Netherlands | 25.15 | 53.70 | |
 | 3 | Britta Steffen |  Germany | 25.76 | 53.74 | |
| 4 | 4 | Natalie Coughlin |  United States | 25.56 | 53.87 | |
| 5 | 6 | Erica Morningstar |  Canada | 25.84 | 54.10 | |
| 6 | 7 | Jodie Henry | Australia | 26.07 | 54.21 | |
| 7 | 8 | Josefin Lillhage |  Sweden | 26.25 | 54.67 | |
| 8 | 1 | Malia Metella |  France | 25.84 | 54.77 | |
| Rank | Heat (Lane) | Name | Nationality | 50m | Time | Notes |
|---|---|---|---|---|---|---|
| 1 | 2 (4) | Natalie Coughlin | USA | 25.67 | 53.40 | Q CR, AM |
| 2 | 2 (5) | Lisbeth Lenton | Australia | 25.55 | 53.85 | Q |
| 3 | 1 (5) | Britta Steffen | Germany | 25.77 | 54.05 | Q |
| 4 | 1 (4) | Erica Morningstar | Canada | 25.98 | 54.08 | Q |
| 5 | 1 (6) | Marleen Veldhuis | Netherlands | 25.81 | 54.17 | Q |
| 6 | 1 (3) | Jodie Henry | Australia | 26.32 | 54.23 | Q |
| 7 | 1 (1) | Malia Metella | France | 26.26 | 54.61 | Q |
| 7 | 2 (3) | Josefin Lillhage | Sweden | 26.25 | 54.61 | Q |
| 9 | 2 (6) | Francesca Halsall |  Great Britain | 25.98 | 54.85 | |
| 10 | 1 (2) | Alena Popchanka | France | 26.61 | 54.99 | |
| 11 | 2 (7) | Xu Yanwei |  China | 26.20 | 55.10 | |
| 12 | 1 (7) | Hanna-Maria Seppälä |  Finland | 26.16 | 55.31 | |
| 13 | 2 (1) | Ranomi Kromowidjojo | Netherlands | 26.68 | 55.33 | |
| 14 | 2 (8) | Aleksandra Gerasimenya |  Belarus | 26.10 | 55.39 | |
| 15 | 2 (2) | Amanda Weir | USA | 26.39 | 55.47 | |
| 16 | 1 (8) | Vanessa García |  Puerto Rico | 26.25 | 56.27 | |
The Women's 100m Butterfly at the 2007 World Aquatics Championships took place on 25 March and the evening of 26 March (finals) at the Rod Laver Arena in Melbourne, Australia. 75 swimmers were entered in the event, of which 74 swam.
The Women's 200m Freestyle at the 2007 World Aquatics Championships took place on 27 March and 28 March (finals) at Rod Laver Arena in Melbourne, Australia.
The Women's 50m Freestyle at the 2007 World Aquatics Championships took place on 31 March and 1 April (finals) at Rod Laver Arena in Melbourne, Australia. A total of 143 swimmers were entered in the event; 138 swam the event.
The Women's 50m Backstroke at the 2007 World Aquatics Championships took place on 28 March and the evening of 29 March (finals) at the Rod Laver Arena in Melbourne, Australia. 95 swimmers were entered in the event, of which, 93 swam.
The Women's 100m Backstroke at the 2007 World Aquatics Championships took place on 26 March and the evening of 27 March (finals) at the Rod Laver Arena in Melbourne, Australia. 87 swimmers were entered in the event, of which, 86 swam.
The Women's 200m Backstroke at the 2007 World Aquatics Championships took place on 30 March and the evening of 31 March (finals) at the Rod Laver Arena in Melbourne, Australia. 59 swimmers were entered in the event, of which 56 swam.
The Women's 100m Breaststroke at the 2007 World Aquatics Championships took place on 26 March and the evening of 27 March (finals) at the Rod Laver Arena in Melbourne, Australia. 72 swimmers were entered in the event, of which 70 swam.
The Women's 200m Breaststroke at the 2007 World Aquatics Championships took place on 29 March and the evening of 30 March (finals) at the Rod Laver Arena in Melbourne, Australia. 55 swimmers were entered in the event, of which 54 swam.
The Women's 4 × 200 m Freestyle Relay at the 2007 World Aquatics Championships took place on 29 March 2007 at the Rod Laver Arena in Melbourne, Australia. The top-12 finishers from this race qualified for the event at the 2008 Olympics. 25 teams were entered in the event; all swam.
The Women's 4 × 100 m Medley Relay at the 2007 World Aquatics Championships took place on 31 March 2007 at the Rod Laver Arena in Melbourne, Australia. The top-12 finishers from this race qualified for the event at the 2008 Olympics. 29 teams were entered in the event; all swam.
The Men's 100 Backstroke event at the 10th FINA World Aquatics Championships swam 21 – 22 July 2003 in Barcelona, Spain. Preliminary and Semifinal heats swam on July 21; the Final was held on July 22.
The Women's 100 Breaststroke event at the 11th FINA World Aquatics Championships swam 25+26 July 2005 in Montreal, Canada. Preliminary and semifinal heats were swum on 25 July, with the prelims in the morning session and the semis in the evening. The final went the next evening.
The Women's 100m Freestyle event at the 11th FINA World Aquatics Championships was swum 28 – 29 July 2005 in Montreal, Quebec, Canada. Preliminary heats and Semifinal heats were 28 July; the final was 29 July.
The Men's 4×100m Freestyle Relay event at the 10th FINA World Aquatics Championships swam on July 20, 2003. Preliminary heats swam in the morning session that day, with the top eight teams advancing to swim again in the Final that evening.
The Women's 4×100 Freestyle Relay event at the 11th FINA World Aquatics Championships swam on 24 July 2005 in Montreal Canada.
The Women's 4x200 Freestyle Relay event at the 11th FINA World Aquatics Championships swam on 28 July 2005 in Montreal, Canada
The Women's 100m Freestyle event at the 10th FINA World Aquatics Championships swam on 24–25 July 2003 in Barcelona, Spain. Preliminary and semifinal heats were swum on July 24; the Final swam in the evening session on July 25.
Emma Jennifer McKeon, is an Australian competitive swimmer. She is an eight-time world record holder, three current and five former, in relays. Her total career haul of 11 Olympic medals following the 2020 Olympic Games made her Australia's most decorated Olympian and included one gold medal from the 2016 Summer Olympics in Rio de Janeiro and four gold medals from the 2020 Summer Olympics in Tokyo. With four gold and three bronze medals she was the most decorated athlete across all sports at the 2020 Summer Olympics, and tied for the most medals won by a woman in a single Olympic Games. She has also won 20 medals, including five gold medals, at the World Aquatics Championships; and a record 20 medals, including 14 gold, at the Commonwealth Games.
Joseph Hunter Armstrong is an American swimmer. He is the world record holder in the long course 50 meter backstroke. At the 2022 World Aquatics Championships, he won a silver medal in the 50 meter backstroke, a bronze medal in the 100 meter backstroke, gold medals in the 4×100 meter freestyle relay and 4×100 meter mixed medley relay, and a silver medal in the 4×100 meter medley relay. At the 2020 Summer Olympics, he won a gold medal in the 4×100 meter medley relay, swimming backstroke in the preliminaries, and placed ninth in the 100 meter backstroke.
Natalie Anisha Hinds is an American professional swimmer specializing in freestyle and butterfly events. She made her international championships debut at 27 years of age, winning a bronze medal in the 4×100 meter freestyle relay at the 2020 Summer Olympics, swimming in both the prelims and the final. In her first final at a World Championships in an individual event, she placed eighth in the 100 meter freestyle at the 2022 World Short Course Championships when she was 29 years old. At the 2022 US National Championships, she won the national title in the 100 meter freestyle. Between the 2022 World Aquatics Championships and the 2022 World Short Course Championships, she won a total of five medals in relay events as a prelims-only relay swimmer.
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