# Badminton at the 2020 Summer Paralympics – Men's singles SL4

The men's singles SL4 tournament at the 2020 Summer Paralympics in Tokyo took place between 2 and 5 September 2021 at Yoyogi National Gymnasium.

## Seeds

These were the seeds for this event:
* Lucas Mazur (FRA) (gold medalist)
* Tarun Dhillon (IND) (fourth place)

## Group stage

The draw of the group stage revealed on 26 August 2021. The group stage was played from 2 to 3 September. The top two winners of each group advanced to the knockout rounds.

### Group A

| Pos | Team | Pld | W | L | GF | GA | GD | PF | PA | PD | Pts | Qualification |
| 1 | Lucas Mazur (FRA) | 3 | 3 | 0 | 6 | 0 | +6 | 126 | 52 | +74 | 3 | Advance to semi-finals |
| 2 | Suhas Lalinakere Yathiraj (IND) | 3 | 2 | 1 | 4 | 2 | +2 | 116 | 72 | +44 | 2 | Advance to semi-finals |
| 3 | Jan-Niklas Pott (GER) | 3 | 1 | 2 | 2 | 4 | −2 | 66 | 120 | −54 | 1 | |
| 4 | Hary Susanto (INA) | 3 | 0 | 3 | 0 | 6 | −6 | 64 | 128 | −64 | 0 | |
| Date | Time | Player 1 | Score | Player 2 | Set 1 | Set 2 |
| 2 Sep | 09:40 | Suhas Lalinakere Yathiraj | 2–0 Archived 2021-08-28 at the Wayback Machine | Jan-Niklas Pott | 21–9 | 21–3 |
| 2 Sep | 09:40 | Lucas Mazur | 2–0 Archived 2021-08-28 at the Wayback Machine | Hary Susanto | 21–3 | 21–7 |
| 3 Sep | 09:40 | Lucas Mazur | 2–0 Archived 2021-09-01 at the Wayback Machine | Jan-Niklas Pott | 21–3 | 21–7 |
| 3 Sep | 10:20 | Suhas Lalinakere Yathiraj | 2–0 Archived 2021-09-01 at the Wayback Machine | Hary Susanto | 21–6 | 21–12 |
| 3 Sep | 16:40 | Lucas Mazur | 2–0 Archived 2021-09-01 at the Wayback Machine | Suhas Lalinakere Yathiraj | 21–15 | 21–17 |
| 3 Sep | 16:40 | Jan-Niklas Pott | 2–0 Archived 2021-09-01 at the Wayback Machine | Hary Susanto | 21–15 | 23–21 |

### Group B

| Pos | Team | Pld | W | L | GF | GA | GD | PF | PA | PD | Pts | Qualification |
| 1 | Fredy Setiawan (INA) | 3 | 3 | 0 | 6 | 0 | +6 | 126 | 73 | +53 | 3 | Advance to semi-finals |
| 2 | Tarun Dhillon (IND) | 3 | 2 | 1 | 4 | 3 | +1 | 127 | 118 | +9 | 2 | Advance to semi-finals |
| 3 | Shin Kyung-hwan (KOR) | 3 | 1 | 2 | 3 | 4 | −1 | 115 | 124 | −9 | 1 | |
| 4 | Siripong Teamarrom (THA) | 3 | 0 | 3 | 0 | 6 | −6 | 73 | 126 | −53 | 0 | |
| Date | Time | Player 1 | Score | Player 2 | Set 1 | Set 2 | Set 3 |
| 2 Sep | 10:20 | Tarun Dhillon | 2–0 Archived 2021-08-28 at the Wayback Machine | Siripong Teamarrom | 21–7 | 21–13 | |
| 2 Sep | 10:20 | Fredy Setiawan | 2–0 Archived 2021-08-28 at the Wayback Machine | Shin Kyung-hwan | 21–8 | 21–9 | |
| 3 Sep | 09:40 | Fredy Setiawan | 2–0 Archived 2021-08-28 at the Wayback Machine | Siripong Teamarrom | 21–17 | 21–11 | |
| 3 Sep | 10:20 | Tarun Dhillon | 2–1 Archived 2021-09-01 at the Wayback Machine | Shin Kyung-hwan | 21–18 | 15–21 | 21–17 |
| 3 Sep | 17:20 | Tarun Dhillon | 0–2 Archived 2021-09-01 at the Wayback Machine | Fredy Setiawan | 19–21 | 9–21 | |
| 3 Sep | 17:20 | Siripong Teamarrom | 0–2 Archived 2021-09-01 at the Wayback Machine | Shin Kyung-hwan | 17–21 | 8–21 | |

## Finals

The knockout stage was played from 4 to 5 September.
| Semi-finals | Semi-finals | Semi-finals | Semi-finals | Semi-finals | Gold medal match | Gold medal match | Gold medal match | Gold medal match | Gold medal match |
| A1 | Lucas Mazur (FRA) | 21 | 16 | 21 | | | | | |
| B2 | Tarun Dhillon (IND) | 16 | 21 | 18 | | | | | |
| B2 | Tarun Dhillon (IND) | 16 | 21 | 18 | A1 | Lucas Mazur (FRA) | 15 | 21 | 21 |
| | | | | | A2 | Suhas Lalinakere Yathiraj (IND) | 21 | 17 | 15 |
| A2 | Suhas Lalinakere Yathiraj (IND) | 21 | 21 | | A2 | Suhas Lalinakere Yathiraj (IND) | 21 | 17 | 15 |
| B1 | Fredy Setiawan (INA) | 9 | 15 | | Bronze medal match | Bronze medal match | Bronze medal match | Bronze medal match | Bronze medal match |
| | | | | | B2 | Tarun Dhillon (IND) | 17 | 11 | |
| | | | | | B1 | Fredy Setiawan (INA) | 21 | 21 | |