Swimming at the 2020 Summer Paralympics – Men's 150 metre individual medley SM3
# Swimming at the 2020 Summer Paralympics – Men's 150 metre individual medley SM3

The Men's 150 metre individual medley SM3 event at the 2020 Paralympic Games took place on 28 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 |
| - | - | - | - | - | - |
| 1 | 1 | 5 | Grant Patterson | Australia | 3:06.36 |
| 2 | 1 | 4 | Ahmed Kelly | Australia | 3:06.72 |
| 3 | 2 | 5 | Jesús Hernández Hernández | Mexico | 3:13.08 |
| 4 | 1 | 3 | Josia Topf | Germany | 3:16.91 |
| 5 | 2 | 4 | Diego López Díaz | Mexico | 3:18.54 |
| 6 | 2 | 3 | Arnulfo Castorena | Mexico | 3:22.05 |
| 7 | 2 | 6 | Emmanuele Marigliano | Italy | 3:29.51 |
| 8 | 1 | 6 | Ioannis Kostakis | Greece | 3:45.53 |
| 9 | 2 | 2 | Charkorn Kaewsri | Thailand | 3:47.52 |
| 10 | 1 | 2 | Yurii Dvorskyi | Ukraine | 4:09.11 |
| 11 | 2 | 7 | Youssef Elsayed | Egypt | 4:17.93 |
| 12 | 1 | 7 | Iyad Shalabi | Israel | 4:52.88 |
| 13 | 2 | 1 | Aliaksei Talai | Belarus | 5:06.04 |

## Final

Men's 150 metre individual medley final :

| Rank | Name | Nationality | Time | Notes |
| - | - | - | - | - |
