The men's 50m backstroke S3 event at the 2012 Summer Paralympics took place at the London Aquatics Centre on 8 September. There were two heats; the swimmers with the eight fastest times advanced to the final.

Results

Heats Competed from 11:47.

Heat 1 Rank Lane Name Nationality Time Notes1 4 Du Jianping 51.56 Q2 3 Andrey Meshcheryakov 53.90 Q3 5 Li Hanhua 55.72 Q4 6 Grant Patterson 58.87 5 7 Michael Demarco 6 2 Cristopher Tronco

Heat 2 Rank Lane Name Nationality Time Notes1 4 Min Byeong-eon 45.65 Q2 5 Dmytro Vynohradets 48.02 Q, EU3 3 Miguel Angel Martinez Tajuelo 51.69 Q4 2 Mikael Fredriksson 56.28 Q5 6 Javier Hernandez Aguiran 58.29 Q6 7 Frederic Bussi 7 1 Ioannis Kostakis

Final Competed at 20:23. Rank Lane Name Nationality Time Notes 4 Min Byeong-eon 42.51 5 Dmytro Vynohradets 46.26 EU 3 Du Jianping 46.48 4 6 Miguel Angel Martinez Tajuelo 51.83 5 7 Li Hanhua 52.03 6 1 Mikael Fredriksson 55.81 7 2 Andrey Meshcheryakov 56.11 8 8 Javier Hernandez Aguiran 56.89

Q = qualified for final. EU = European Record.

References Official London 2012 Paralympics Results: Heats Official London 2012 Paralympics Results: Final