# 2023 World Para Swimming Championships – Men's 50 metre butterfly

The men's 50m butterfly events at the 2023 World Para Swimming Championships were held at the Manchester Aquatics Centre between 31 July and 6 August.

## Medalists

| Event | Gold | Silver | Bronze |
| S5 | Samuel da Silva de Oliveira Brazil | Guo Jincheng China | Yuan Weiyi China |
| S6 | Laurent Chardard France | Wang Jingang China | Nelson Crispín Colombia |
| S7 | Andrii Trusov Ukraine | Carlos Serrano Zárate Colombia | Yevhenii Bohodaiko Ukraine |

## Results
### S5
#### Heats

Nine swimmers from six nations took part. The swimmers with the top eight times, regardless of heat, advanced to the final.
| Rank | Heat | Lane | Name | Nation | Result | Notes |
| 1 | 2 | 4 | Samuel da Silva de Oliveira | Brazil | 31.74 | Q, AM |
| 2 | 2 | 4 | Guo Jincheng | China | 32.10 | Q |
| 3 | 1 | 5 | Yuan Weiyi | China | 32.89 | Q |
| 4 | 2 | 5 | Wang Lichao | China | 34.40 | Q |
| 5 | 1 | 3 | Eigo Tanaka | Japan | 34.47 | Q |
| 6 | 2 | 3 | Kaede Hinata | Japan | 35.05 | Q |
| 7 | 2 | 6 | Siyazbek Daliyev | Kazakhstan | 37.52 | Q |
| 8 | 1 | 6 | Alexandros-Stylianos Lergios | Greece | 40.28 | Q |
| 9 | 2 | 2 | Ismail Zulfic | Bosnia and Herzegovina | 45.95 | |

#### Final

The final was held on 2 August.
| Rank | Athlete | Nation | Result | Notes |
| | Samuel da Silva de Oliveira | Brazil | 31.21 | CR |
| | Guo Jincheng | China | 31.53 | |
| | Yuan Weiyi | China | 31.58 | |
| 4 | Wang Lichao | China | 31.79 | |
| 5 | Eigo Tanaka | Japan | 34.68 | |
| 6 | Kaede Hinata | Japan | 35.55 | |
| 7 | Siyazbek Daliyev | Kazakhstan | 35.90 | |
| 8 | Alexandros-Stylianos Lergios | Greece | 40.01 | |

### S6
#### Heats

Thirteen swimmers from eight nations took part. The swimmers with the top eight times, regardless of heat, advanced to the final.
| Rank | Heat | Lane | Name | Nation | Result | Notes |
| 1 | 1 | 5 | Wang Jingang | China | 31.32 | Q |
| 2 | 1 | 4 | Laurent Chardard | France | 31.47 | Q |
| 3 | 2 | 4 | Nelson Crispín | Colombia | 32.26 | Q |
| 4 | 2 | 3 | David Sanchez Sierra | Spain | 33.10 | Q |
| 5 | 1 | 6 | Jia Hongguang | China | 33.14 | Q |
| 6 | 2 | 5 | Talisson Glock | Brazil | 33.36 | Q |
| 7 | 2 | 6 | Yang Hong | China | 33.94 | Q |
| 8 | 2 | 7 | Jesus Gutierrez Bermudez | Mexico | 33.97 | Q |
| 9 | 1 | 3 | Gabriel Melone | Brazil | 34.54 | |
| 10 | 2 | 1 | Aekkarin Noithat | Thailand | 34.78 | |
| 11 | 1 | 7 | Gary Bejino | Philippines | 34.93 | |
| 12 | 2 | 2 | Alejandro Rojas Cabrera | Spain | 35.06 | |
| 13 | 1 | 2 | Juan Jose Gutierrez Bermudez | Mexico | 35.33 | |

#### Final

The final was held on 6 August.
| Rank | Athlete | Nation | Result | Notes |
| | Laurent Chardard | France | 31.03 | ER |
| | Wang Jingang | China | 31.27 | |
| | Nelson Crispín | Colombia | 31.89 | |
| 4 | David Sanchez Sierra | Spain | 32.17 | |
| 5 | Talisson Glock | Brazil | 32.25 | |
| 6 | Jia Hongguang | China | 32.51 | |
| 7 | Jesus Gutierrez Bermudez | Mexico | 33.81 | |
| 8 | Yang Hong | China | 34.33 | |

### S7
#### Heats

Eight swimmers from eight nations took part. The swimmers with the top eight times, regardless of heat, advanced to the final.
| Rank | Heat | Lane | Name | Nation | Result | Notes |
| 1 | 1 | 4 | Carlos Serrano Zárate | Colombia | 29.76 | Q |
| 2 | 1 | 3 | Yevhenii Bohodaiko | Ukraine | 30.53 | Q |
| 3 | 2 | 3 | Christian Sadie | South Africa | 30.68 | Q |
| 4 | 2 | 4 | Andrii Trusov | Ukraine | 31.28 | Q |
| 5 | 1 | 5 | Toh Wei Soong | Singapore | 31.29 | Q |
| 6 | 2 | 5 | Iñaki Basiloff | Argentina | 31.71 | Q |
| 7 | 2 | 6 | Suyash Narayan Jadhav | India | 33.24 | Q |
| 8 | 1 | 6 | Marian Kvasnytsia | Ukraine | 34.48 | Q |

#### Final

The final was held on 4 August.
| Rank | Athlete | Nation | Result | Notes |
| | Andrii Trusov | Ukraine | 28.92 | CR |
| | Carlos Serrano Zárate | Colombia | 29.28 | |
| | Yevhenii Bohodaiko | Ukraine | 29.98 | |
| 4 | Iñaki Basiloff | Argentina | 30.24 | |
| 5 | Christian Sadie | South Africa | 30.52 | |
| 6 | Toh Wei Soong | Singapore | 31.01 | |
| 7 | Suyash Narayan Jadhav | India | 33.14 | |
| 8 | Marian Kvasnytsia | Ukraine | | DSQ |