The Men's 50 metre freestyle competition at the 2017 World Championships was held on 28 and 29 July 2017.
The Men's 100 metre freestyle competition at the 2017 World Championships was held on 26 and 27 July 2017.
The Men's 200 metre backstroke competition at the 2017 World Championships was held on 27 and 28 July 2017.
The Men's 200 metre breaststroke competition at the 2017 World Championships was held on 27 and 28 July 2017.
The Men's 200 metre individual medley competition at the 2017 World Championships was held on 26 and 27 July 2017.
The Women's 100 metre freestyle competition at the 2017 World Championships was held on 27 and 28 July 2017.
The Women's 50 metre backstroke competition at the 2017 World Championships was held on 26 and 27 July 2017.
The Women's 200 metre breaststroke competition at the 2017 World Championships was held on 27 and 28 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 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 50 metre butterfly competition at the 2019 World Championships was held on 21 and 22 July 2019. The defending champion Ben Proud finished 7th in the final. The winner, Caeleb Dressel, set a competition record in the final, winning in 22.35 seconds.
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 Women's 50 metre freestyle competition at the 2019 World Championships was held on 27 and 28 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 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 50 metre butterfly competition at the 2019 World Championships was held on 26 and 27 July 2019.
