Swimming at the 2011 Pan American Games – Men's 100 metre butterfly


The men's 100 metre butterfly competition of the swimming events at the 2011 Pan American Games took place on 20 October at the Scotiabank Aquatics Center. The defending Pan American Games champion was Kaio de Almeida of Brazil.
This race consisted of two lengths of the pool, all in butterfly.

Records

Prior to this competition, the existing world and Pan American Games records were as follows:
World record49.82Rome, ItalyAugust 1, 2009
Pan American Games record52.05Rio de Janeiro, BrazilJuly 18, 2007

Qualification

Each National Olympic Committee was able to enter up to two entrants providing they had met the A standard in the qualifying period. NOCs were also permitted to enter one athlete providing they had met the B standard in the same qualifying period.

Results

All times are in minutes and seconds.
KEY:qFastest non-qualifiersQQualifiedGRGames recordNRNational recordPBPersonal bestSBSeasonal best

Heats

The first round was held on October 20.
RankHeatLaneNameNationalityTimeNotes
125Gabriel Mangabeira52.95QA
235Christopher Brady53.67QA
333Omar Pinzón53.76QA
413Shaune Fraser53.83QA
534Albert Subirats53.84QA
623Benjamin Hockin53.87QA
724Kaio de Almeida53.88QA
814Eugene Godsoe54.21QA
915Octavio Alesi54.51QB
1032Mauricio Fiol54.56QB
1112Israel Duran55.18QB
1222Pablo Marmolejo55.27QB
1337Alex Hernandez55.28QB
1436Marcos Barale55.31QB
1516Jose Lobo57.18QB
26Brett FraserDNS
27Niall RobertsDNS

B Final

The B final was also held on October 20.
RankLaneNameNationalityTimeNotes
94Octavio Alesi54.15
105Mauricio Fiol54.26
117Marcos Barale54.77
123Israel Duran54.94
136Pablo Marmolejo55.00
142Alex Hernandez55.63
151Jose Lobo56.10

A Final

The A final was held on October 20.
RankLaneNameNationalityTimeNotes
2Albert Subirats52.37
8Eugene Godsoe52.67
5Christopher Brady52.95
46Shaune Fraser52.96
53Omar Pinzón53.17
64Gabriel Mangabeira53.24
77Benjamin Hockin53.43
81Kaio de Almeida53.62