Swimming at the 2008 Summer Olympics – Men's 50 metre freestyle
Records
Prior to this competition, the existing world and Olympic records were as follows. The following Olympic records were set during this competition.

Swimming at the 2008 Summer Olympics – Men's 50 metre freestyle

Section Title: Records
Table Section Text: Prior to this competition, the existing world and Olympic records were as follows. The following Olympic records were set during this competition.

Date	Event	Name	Nationality	Time	Record

14 August	Heat 11	César Cielo	Brazil	21.47	OR

14 August	Heat 12	Amaury Leveaux	France	21.46	OR

15 August	Semifinal 2	César Cielo	Brazil	21.34	OR

16 August	Final	César Cielo	Brazil	21.30	OR

Sentence(s)

In the semifinals, Cielo lowered an Olympic record to 21.34 that had been set by Leveaux under 0.12 seconds.

final_sentence: In the semifinals, Cielo lowered an Olympic record to 21.34 that had been set by Leveaux under 0.12 seconds.