The women's 100 metre butterfly competition of the swimming events at the 2011 World Aquatics Championships took place on 24 and 25 July. The heats and semifinals took place on 24 July and the final was held on 25 July.
The men's 50 metre butterfly competition of the swimming events at the 2011 World Aquatics Championships took place July 24 and 25. The heats and semifinals took place July 24 and the final was held July 25.
The men's 50 metre freestyle competition of the swimming events at the 2011 World Aquatics Championships was held on July 29 with the heats and the semifinals and July 30 with the final.
The men's 100 metre backstroke competition of the swimming events at the 2011 World Aquatics Championships was held on July 25 with the preliminary round and the semifinals and July 26 with the final.
The men's 50 metre breaststroke competition of the swimming events at the 2011 World Aquatics Championships was held on July 26 with the heats and the semifinals and July 27 with the final.
The women's 200 metre freestyle competition of the swimming events at the 2011 World Aquatics Championships was held on July 26 with the heats and the semifinals and July 27 with the final.
The women's 50 metre freestyle competition of the swimming events at the 2011 World Aquatics Championships was held on July 30 with the heats and the semifinals and July 31 with the final.
The Women's 50 metre breaststroke competition of the 2014 European Aquatics Championships was held on 23–24 August.
The women's 50 metre breaststroke competition of the 2014 FINA World Swimming Championships was held on 3 December with the heats and the semifinals and 4 December with the final.
The men's 100 metre butterfly competition of the 2014 FINA World Swimming Championships was held on 3 December with the heats and the semifinals and 4 December with the final.
The women's 50 metre backstroke competition of the 2014 FINA World Swimming Championships was held on 6 December with the heats and the semifinals and 7 December with the final.
The Men's 100 metre freestyle competition of the 2014 FINA World Swimming Championships was held on 6 December with the heats and the semifinals and 7 December with the final.
The Women's 100 metre butterfly competition of the 2014 FINA World Swimming Championships was held on 6 December with the heats and the semifinals and 7 December with the final.
The Women's 100 metre butterfly competition of the swimming events at the 2015 World Aquatics Championships was held on 2 August with the heats and the semifinals and 3 August with the final.
The Women's 50 metre butterfly competition of the 2018 FINA World Swimming Championships was held on 13 and 14 December 2018.
The men's 50 metre freestyle competition of the 2018 FINA World Swimming Championships was held on 13 and 14 December 2018.
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 Women's 50 metre butterfly competition at the 2019 World Championships was held on 26 and 27 July 2019.
The women's 100 metre individual medley competition of the 2018 FINA World Swimming Championships was held on 13 and 14 December 2018.
