Swimming at the 2011 World Aquatics Championships – Men's 50 metre freestyle : ウィキペディア英語版
Swimming at the 2011 World Aquatics Championships – Men's 50 metre freestyle
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. ==Records== Prior to the competition, the existing world and championship records were as follows. No new world or competition records were set during this competition.