# Swimming at the 2020 Summer Paralympics – Men's 50 metre backstroke

The Men's 50 metre backstroke swimming events for the 2020 Summer Paralympics took place at the Tokyo Aquatics Centre from August 29 to September 3, 2021. A total of five events were contested over this distance.

## Schedule

| H | Heats | ½ | Semifinals | F | Final |
| Date | Sun 29 | Sun 29 | Mon 30 | Mon 30 | Tue 31 | Tue 31 | Wed 1 | Wed 1 | Thu 2 | Thu 2 | Fri 3 | Fri 3 |
| Event | M | E | M | E | M | E | M | E | M | E | M | E |
| S1 50m | | | | | | | | | H | F | | |
| S2 50m | | | | | | | | | H | F | | |
| S3 50m | H | F | | | | | | | | | | |
| S4 50m | | | | | | | | | | | H | F |
| S5 50m | | | H | F | | | | | | | | |

## Medal summary

The following is a summary of the medals awarded across all 50 metre backstroke events.
| Classification | Gold | Gold | Silver | Silver | Bronze | Bronze |
| S1 details | Iyad Shalabi Israel | 1:11.79 | Anton Kol Ukraine | 1:13.78 | Francesco Bettella Italy | 1:14.87 |
| S2 details | Gabriel Araújo Brazil | 53.96 | Alberto Abarza Chile | 57.76 | Vladimir Danilenko RPC | 59.47 |
| S3 details | Zou Liankang China | 45.25 | Denys Ostapchenko Ukraine | 45.57 | Diego López Díaz Mexico | 45.66 |
| S4 details | Roman Zhdanov RPC | 40.99 WR | Arnošt Petráček Czech Republic | 41.26 | Ángel de Jesús Camacho Ramírez Mexico | 43.25 |
| S5 details | Zheng Tao China | 31.42 | Ruan Jingsong China | 32.97 | Wang Lichao China | 33.38 |

## Results

The following were the results of the finals only of each of the Men's 50 metre backstroke events in each of the classifications. Further details of each event, including where appropriate heats and semi finals results, are available on that event's dedicated page.

### S1

The S1 category is for swimmers who may have tetraplegia, or some form of loss of muscular power in their legs, arms and hands. These swimmers would regularly use a wheelchair.
The final in this classification took place on 2 September 2021:
| Rank | Lane | Name | Nationality | Time | Notes |
| | 4 | Iyad Shalabi | Israel | 1.11.79 | |
| | 5 | Anton Kol | Ukraine | 1.13.78 | |
| | 3 | Francesco Bettella | Italy | 1.14.87 | |
| 4 | 6 | Jose Ronaldo Da Silva | Brazil | 1.21.57 | AM |
| 5 | 2 | Dimitrios Karypidis | Greece | 1.25.30 | |
| 6 | 7 | Luis Eduardo Rojas Osorno | Colombia | 1.37.53 | |
| 7 | 1 | Aliaksei Talai | Belarus | 1.55.58 | |

### S2

The S2 category is for swimmers who may have limited function in their hands, trunk, and legs, and mainly rely on their arms to swim.
The final in this classification took place on 2 September 2021:
| Rank | Lane | Name | Nationality | Time | Notes |
| | 4 | Gabriel Araújo | Brazil | 53.96 | AM |
| | 5 | Alberto Abarza | Chile | 57.76 | |
| | 6 | Vladimir Danilenko | RPC | 59.47 | |
| 4 | 2 | Nikita Kazachiner | RPC | 1.00.54 | |
| 5 | 3 | Roman Bondarenko | Ukraine | 1.00.61 | |
| 6 | 1 | Ievgen Panibratets | Ukraine | 1.03.00 | |
| 7 | 8 | Aristeidis Makrodimitris | Greece | 1.03.28 | |
| 8 | 7 | Jacek Czech | Poland | 1.05.13 | |

### S3

The S3 category is for swimmers who have leg or arm amputations, have severe coordination problems in their limbs, or have to swim with their arms but don't use their trunk or legs.
The final in this classification took place on 29 August 2021:
| Rank | Lane | Name | Nationality | Time |
| | 3 | Zou Liankang | China | 45.25 |
| | 5 | Denys Ostapchenko | Ukraine | 45.57 |
| | 4 | Diego López Díaz | Mexico | 45.66 |
| 4 | 2 | Jesús Hernández Hernández | Mexico | 45.75 |
| 5 | 6 | Vincenzo Boni | Italy | 47.88 |
| 6 | 1 | Serhii Palamarchuk | Ukraine | 49.65 |
| 7 | 7 | Josia Tim Alexander Topf | Germany | 49.99 |
| 8 | 8 | Miguel Ángel Martínez Tajuelo | Spain | 54.57 |

### S4

The S4 category is for swimmers who have function in their hands and arms but can't use their trunk or legs to swim, or they have three amputated limbs.
The final in this classification took place on 3 September 2021:
| Rank | Lane | Name | Nationality | Time | Notes |
| | 5 | Roman Zhdanov | RPC | 40.99 | WR |
| | 4 | Arnošt Petráček | Czech Republic | 41.26 | |
| | 3 | Ángel de Jesús Camacho Ramírez | Mexico | 43.25 | |
| 4 | 2 | Dmytro Vynohradets | Ukraine | 44.91 | |
| 5 | 6 | Liu Benying | China | 45.21 | |
| 6 | 1 | Matz Topkin | Estonia | 45.42 | |
| 7 | 8 | Xavier Torres | Spain | 46.93 | |
| 8 | 7 | Ronystony Cordeiro da Silva | Brazil | 46.95 | |

### S5

The S5 category is for swimmers who have hemiplegia, paraplegia or short stature.
The final in this classification took place on 30 August 2021:
| Rank | Lane | Name | Nationality | Time | Notes |
| | 6 | Tao Zheng | China | 31.42 | WR |
| | 4 | Ruan Jingsong | China | 32.97 | |
| | 3 | Wang Lichao | China | 33.38 | |
| 4 | 5 | Yaroslav Semenenko | Ukraine | 35.05 | |
| 5 | 2 | Daniel de Faria Dias | Brazil | 35.99 | |
| 6 | 7 | Igor Plotnikov | RPC | 37.40 | |
| 7 | 1 | Andrew Mullen | Great Britain | 37.96 | |
| 8 | 8 | Antoni Ponce Bertran | Spain | 38.42 | |