The Men's 50 metre backstroke S3 event at the 2020 Paralympic Games took place on 29 August 2021, at the Tokyo Aquatics Centre.

Heats

The swimmers with the top eight times, regardless of heat, advanced to the final.

Rank Heat Lane Name Nationality Time Notes 1 2 4 Diego López Díaz 45.67 2 1 5 Denys Ostapchenko 46.18 3 2 5 Zou Liankang 47.86 4 2 3 Vincenzo Boni 48.04 5 1 4 Jesús Hernández Hernández 49.19 6 2 6 Josia Tim Alexander Topf 49.78 7 1 3 Serhii Palamarchuk 49.88 8 1 6 Miguel Ángel Martínez Tajuelo 54.88 9 1 2 Aleksandr Beliaev 55.52 10 2 2 Charkorn Kaewsri 57.81 11 2 7 Grant Patterson 58.15 12 1 7 Emmanuele Marigliano 1:03.64

Final

Rank Lane Name Nationality Time Notes 3 Zou Liankang 45.25 5 Denys Ostapchenko 45.57 4 Diego López Díaz 45.66 4 2 Jesús Hernández Hernández 45.75 5 6 Vincenzo Boni 47.88 6 1 Serhii Palamarchuk 49.65 7 7 Josia Tim Alexander Topf 49.99 8 8 Miguel Ángel Martínez Tajuelo 54.57

References