The men's 400 metres hurdles sprint competition of the athletics events at the 2011 Pan American Games took place between the 26 and 27 of October at the Telmex Athletics Stadium. The defending Pan American Games champion was Adam Kunkel of Canada.

Records Prior to this competition, the existing world and Pan American Games records were as follows: World record46.76Barcelona, SpainAugust 6, 1992Pan American Games record48.19Santo Domingo, Dominican RepublicAugust 6, 2003

Qualification Each National Olympic Committee (NOC) was able to enter one athlete regardless if they had met the qualification standard. To enter two entrants both athletes had to have met the minimum standard (52.0) in the qualifying period (January 1, 2010 to September 14, 2011).

Schedule Date Time RoundOctober 26, 2011 15:35 SemifinalsOctober 27, 2011 18:05 Final

Results All times shown are in seconds.

KEY:qFastest non-qualifiersQQualifiedNRNational recordPBPersonal bestSBSeasonal bestDQDisqualified

Semifinals Held on October 26. The first two in each heat and the next two fastest advanced to the final.

Rank Heat Name Nationality Time Notes1 3 Omar Cisneros 48.99 Q, SB2 1 Isa Phillips 49.62 Q3 1 Emanuel Mayers 49.86 Q, PB4 3 Winder Cuevas 50.12 Q, PB5 2 Mahau Suguimati 50.20 Q6 2 Felix Sanchez 50.22 Q7 1 Lee Moore 50.58 q8 2 Reuben McCoy 50.60 q9 1 Juan Stenner 50.87 PB10 2 Eric Alejandro 51.28 11 2 Amaurys Valle 51.29 12 3 Victor Solarte 51.31 13 2 Jose Ceballos 51.33 PB14 1 Alie Beauvais 51.67 15 3 Kenneth Medwood 51.90 16 3 Junior Hines 52.36 17 1 Emerson Chala 53.53 1 Allan Ayala DNF 3 Andrés Silva DNF

Final Held on October 27.

Rank Name Nationality Time Notes Omar Cisneros 47.99 PR, NR Isa Phillips 48.82 Felix Sanchez 48.85 4 Winder Cuevas 49.20 PB5 Mahau Suguimati 49.61 6 Emanuel Mayers 50.00 7 Reuben McCoy 50.18 8 Lee Moore 51.10

References