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.
The Men's 50 metre breaststroke competition at the 2017 World Championships was held on 25 and 26 July 2017.
The Men's 200 metre butterfly competition at the 2017 World Championships was held on 25 and 26 July 2017.
The Women's 200 metre freestyle competition at the 2017 World Championships was held on 25 and 26 July 2017.
The Women's 200 metre butterfly competition at the 2017 World Championships was held on 26 and 27 July 2017.
The men's 100 metre backstroke event at the 2020 Summer Olympics was held from 25 to 27 July 2021 at the Tokyo Aquatics Centre. It was the event's twenty-sixth appearance, having been held at every edition since 1904 except 1964. Moreover, these Games marked the first time when the men's sprint backstroke event was held in Tokyo, as the event was not included in the swimming program in 1964.
The Men's 50 metre freestyle competition at the 2019 World Championships was held on 26 and 27 July 2019. Caeleb Dressel finished first in the final, retaining the title he won in the previous Championships.
The Men's 100 metre freestyle competition at the 2019 World Championships was held on 24 and 25 July 2019.
The Men's 200 metre backstroke competition at the 2019 World Championships was held on 25 and 26 July 2019.
The Men's 100 metre breaststroke competition at the 2019 World Championships was held on 21 and 22 July 2019. Adam Peaty broke the world record with a time of 56.88 in the semi-final, the first man to swim under 57 seconds in this event, and went on to win in the final.
The Men's 100 metre butterfly competition at the 2019 World Championships was held on 26 and 27 July 2019. The defending champion Caeleb Dressel broke Michael Phelps' ten-year-old record by 0.32 second in the semi-final, setting a new world-record time of 49.50 seconds. Dressel won the final held the following day, defending his title.
The Men's 200 metre individual medley competition at the 2019 World Championships was held on 24 and 25 July 2019.
The Women's 100 metre freestyle competition at the 2019 World Championships was held on 25 and 26 July 2019.
The Women's 50 metre backstroke competition at the 2019 World Championships was held on 24 and 25 July 2019.
The Women's 200 metre backstroke competition at the 2019 World Championships was held on 26 and 27 July 2019.
The Women's 50 metre breaststroke competition at the 2019 World Championships was held on 27 and 28 July 2019.
The Women's 200 metre breaststroke competition at the 2019 World Championships was held on 25 and 26 July 2019.
The Women's 50 metre butterfly competition at the 2019 World Championships was held on 26 and 27 July 2019.
The Women's 200 metre butterfly competition at the 2019 World Championships was held on 24 and 25 July 2019.
The Women's 200 metre individual medley competition at the 2019 World Championships was held on 21 and 22 July 2019.
