Swimming at the 2012 Summer Olympics – Men's 100 metre breaststroke
Records
Prior to this competition, the existing world and Olympic records were as follows. The following records were established during the competition:

Swimming at the 2012 Summer Olympics – Men's 100 metre breaststroke

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

Date	Event	Name	Nationality	Time	Record

July 28	Semifinal 1	Cameron van der Burgh	South Africa	58.83	OR

July 29	Final	Cameron van der Burgh	South Africa	58.46	WR, OR

Sentence(s)

In the semifinals, Van der Burgh made a new record with a time of 58.83.

final_sentence: In the semifinals, Van der Burgh made a new record with a time of 58.83.