# 2021 BWF World Championships – Men's singles

The men's singles tournament of the 2021 BWF World Championships took place from 12 to 19 December 2021 at the Palacio de los Deportes Carolina Marín at Huelva.

## Seeds

The seeding list is based on the World Rankings of 23 November 2021.

## Draw
### Finals

| Semi-finals | Semi-finals | Semi-finals | Semi-finals | Semi-finals | Final | Final | Final | Final |
| | Lakshya Sen | 21 | 14 | 17 | | | | |
| 12 | Srikanth Kidambi | 17 | 21 | 21 | | | | |
| 12 | Srikanth Kidambi | 17 | 21 | 21 | 12 | Srikanth Kidambi | 15 | 20 |
| | | | | | | Loh Kean Yew | 21 | 22 |
| 3 | Anders Antonsen | 21 | 14 | | | Loh Kean Yew | 21 | 22 |
| | Loh Kean Yew | 23 | 21 | | | | | |

### Upper part
#### Groups 1

| First Round | First Round | First Round | First Round | First Round | Second Round | Second Round | Second Round | Second Round | Second Round | Third Round | Third Round | Third Round | Third Round | Quarter-finals | Quarter-finals | Quarter-finals | Quarter-finals | Quarter-finals |
| 1 | K Momota | | | | | | | | | | | | | | | | | |
| | M Rogalski | w | / | o | | | | | | | | | | | | | | |
| | M Rogalski | w | / | o | | M Rogalski | 14 | 19 | | | | | | | | | | |
| | | | | | | K Cordón | 21 | 21 | | | | | | | | | | |
| | J Kweekel | 18 | 21 | 16 | | K Cordón | 21 | 21 | | | | | | | | | | |
| | K Cordón | 21 | 10 | 21 | | | | | | | | | | | | | | |
| | K Cordón | 21 | 10 | 21 | | | | | | K Cordón | 13 | 8 | | | | | | |
| | | | | | | | | | | L Sen | 21 | 21 | | | | | | |
| 15 | K Nishimoto | 21 | 21 | | | | | | | | | | | L Sen | 21 | 21 | | | | | | |
| | Cheam J W | 17 | 8 | | | | | | | | | | | | | | | |
| | Cheam J W | 17 | 8 | | 15 | K Nishimoto | 20 | 21 | 18 | | | | | | | | | |
| | | | | | | L Sen | 22 | 15 | 21 | | | | | | | | | |
| | L Sen | w | / | o | | L Sen | 22 | 15 | 21 | | | | | | | | | |
| | M Weißkirchen | | | | | | | | | | | | | | | | | |
| | M Weißkirchen | | | | | | | | | | | | | | L Sen | 21 | 15 | 22 |
| | | | | | | | | | | | | | | | Zhao JP | 15 | 21 | 20 |
| 7 | J Christie | | | | | | | | | | | | | | | | | | Zhao JP | 15 | 21 | 20 |
| | N Nguyen | w | / | o | | | | | | | | | | | | | | |
| | N Nguyen | w | / | o | | N Nguyen | 21 | 23 | | | | | | | | | | |
| | | | | | | T Penty | 17 | 21 | | | | | | | | | | |
| | T J Popov | | | | | T Penty | 17 | 21 | | | | | | | | | | |
| | T Penty | w | / | o | | | | | | | | | | | | | | |
| | T Penty | w | / | o | | | | | | N Nguyen | 19 | 21 | 18 | | | | | |
| | | | | | | | | | | Zhao JP | 21 | 19 | 21 | | | | | |
| 10 | Wang T-w | 21 | 17 | 15 | | | | | | | | | | Zhao JP | 21 | 19 | 21 | | | | | |
| | Zhao JP | 16 | 21 | 21 | | | | | | | | | | | | | | |
| | Zhao JP | 16 | 21 | 21 | | Zhao JP | 21 | 21 | | | | | | | | | | |
| | | | | | | K Watanabe | 11 | 15 | | | | | | | | | | |
| | A J Opeyori | 11 | 1 | | | K Watanabe | 11 | 15 | | | | | | | | | | |
| | K Watanabe | 21 | 21 | | | | | | | | | | | | | | | |

#### Section 2

| First Round | First Round | First Round | First Round | First Round | Second Round | Second Round | Second Round | Second Round | Second Round | Third Round | Third Round | Third Round | Third Round | | Quarter-finals | Quarter-finals | Quarter-finals | Quarter-finals |
| 4 | Chou T-c | 21 | 21 | | | | | | | | | | | | | | | |
| | S Thammasin | 12 | 10 | | | | | | | | | | | | | | | |
| | S Thammasin | 12 | 10 | | 4 | Chou T-c | 21 | 15 | 15 | | | | | | | | | |
| | | | | | | Lu GZ | 14 | 21 | 21 | | | | | | | | | |
| | K Vitidsarn | 16 | 12 | | | Lu GZ | 14 | 21 | 21 | | | | | | | | | |
| | Lu GZ | 21 | 21 | | | | | | | | | | | | | | | |
| | Lu GZ | 21 | 21 | | | | | | | | Lu GZ | 10 | 15 | | | | | |
| | | | | | | | | | | 12 | S Kidambi | 21 | 21 | | | | | |
| 12 | S Kidambi | 21 | 21 | | | | | | | | | | | 12 | S Kidambi | 21 | 21 | | | | |
| | P Abián | 12 | 16 | | | | | | | | | | | | | | | |
| | P Abián | 12 | 16 | | 12 | S Kidambi | 15 | 21 | 21 | | | | | | | | | |
| | | | | | | Li SF | 21 | 18 | 17 | | | | | | | | | |
| | Li SF | 21 | 21 | | | Li SF | 21 | 18 | 17 | | | | | | | | | |
| | T Lam | 6 | 10 | | | | | | | | | | | | | | | |
| | T Lam | 6 | 10 | | | | | | | | | | | | 12 | S Kidambi | 21 | 21 |
| | | | | | | | | | | | | | | | | M Caljouw | 8 | 7 |
| 5 | A S Ginting | | | | | | | | | | | | | | | | | | M Caljouw | 8 | 7 |
| | T Rouxel | w | / | o | | | | | | | | | | | | | | |
| | T Rouxel | w | / | o | | T Rouxel | 12 | 22 | | | | | | | | | | |
| | | | | | | B Yang | 21 | 24 | | | | | | | | | | |
| | B Yang | 21 | 21 | | | B Yang | 21 | 24 | | | | | | | | | | |
| | B Atilano | 15 | 8 | | | | | | | | | | | | | | | |
| | B Atilano | 15 | 8 | | | | | | | | B Yang | 20 | 12 | | | | | |
| | | | | | | | | | | | M Caljouw | 22 | 21 | | | | | |
| 14 | B. Sai Praneeth | 21 | 7 | 18 | | | | | | | | | | | M Caljouw | 22 | 21 | | | | |
| | M Caljouw | 17 | 21 | 21 | | | | | | | | | | | | | | |
| | M Caljouw | 17 | 21 | 21 | | M Caljouw | 14 | 22 | 21 | | | | | | | | | |
| | | | | | | K Koljonen | 21 | 20 | 11 | | | | | | | | | |
| | L Muñoz | 8 | 8 | | | K Koljonen | 21 | 20 | 11 | | | | | | | | | |
| | K Koljonen | 21 | 21 | | | | | | | | | | | | | | | |

### Bottom half
#### Section 3

| First Round | First Round | First Round | First Round | First Round | Second Round | Second Round | Second Round | Second Round | Second Round | Third Round | Third Round | Third Round | Third Round | Third Round | | Quarter-finals | Quarter-finals | Quarter-finals | Quarter-finals | Quarter-finals |
| | Nguyễn T M | 16 | 23 | 10 | | | | | | | | | | | | | | | | |
| | H-K Vittinghus | 21 | 21 | 21 | | | | | | | | | | | | | | | | |
| | H-K Vittinghus | 21 | 21 | 21 | | H-K Vittinghus | 11 | 21 | 21 | | | | | | | | | | | |
| | | | | | 9 | K Tsuneyama | 21 | 13 | 17 | | | | | | | | | | | |
| | S Sirant | 17 | 21 | 18 | 9 | K Tsuneyama | 21 | 13 | 17 | | | | | | | | | | | |
| 9 | K Tsuneyama | 21 | 17 | 21 | | | | | | | | | | | | | | | | |
| 9 | K Tsuneyama | 21 | 17 | 21 | | | | | | | H-K Vittinghus | 15 | 21 | 10 | | | | | | |
| | | | | | | | | | | 6 | Lee Z J | 21 | 15 | 21 | | | | | | |
| | M Moreels | 18 | 9 | | | | | | | | | | | | 6 | Lee Z J | 21 | 15 | 21 | | | | | | |
| | Y Coelho | 21 | 21 | | | | | | | | | | | | | | | | | |
| | Y Coelho | 21 | 21 | | | Y Coelho | 14 | 24 | 14 | | | | | | | | | | | |
| | | | | | 6 | Lee Z J | 21 | 22 | 21 | | | | | | | | | | | |
| | J Ho-Shue | 10 | 21 | 11 | 6 | Lee Z J | 21 | 22 | 21 | | | | | | | | | | | |
| 6 | Lee Z J | 21 | 17 | 21 | | | | | | | | | | | | | | | | |
| 6 | Lee Z J | 21 | 17 | 21 | | | | | | | | | | | | 6 | Lee Z J | 21 | 8 | 1$^r$ |
| | | | | | | | | | | | | | | | | 3 | A Antonsen | 12 | 21 | 11 |
| | E Lale | 15 | 16 | | | | | | | | | | | | | | | | | | 3 | A Antonsen | 12 | 21 | 11 |
| | A R Dwicahyo | 21 | 21 | | | | | | | | | | | | | | | | | |
| | A R Dwicahyo | 21 | 21 | | | A R Dwicahyo | 13 | 15 | | | | | | | | | | | | |
| | | | | | 13 | Lee C Y | 21 | 21 | | | | | | | | | | | | |
| | H Shu | 8 | 14 | | 13 | Lee C Y | 21 | 21 | | | | | | | | | | | | |
| 13 | Lee C Y | 21 | 21 | | | | | | | | | | | | | | | | | |
| 13 | Lee C Y | 21 | 21 | | | | | | | 13 | Lee C Y | 9 | 11 | | | | | | | |
| | | | | | | | | | | 3 | A Antonsen | 21 | 21 | | | | | | | |
| | T Sugiarto | | | | | | | | | | | | | | 3 | A Antonsen | 21 | 21 | | | | | | | |
| | N Karunaratne | w | / | o | | | | | | | | | | | | | | | | |
| | N Karunaratne | w | / | o | | N Karunaratne | 11 | 15 | | | | | | | | | | | | |
| | | | | | 3 | A Antonsen | 21 | 21 | | | | | | | | | | | | |
| | V Malkov | 16 | 13 | | 3 | A Antonsen | 21 | 21 | | | | | | | | | | | | |
| 3 | A Antonsen | 21 | 21 | | | | | | | | | | | | | | | | | |

#### Section 4

| First Round | First Round | First Round | First Round | First Round | Second Round | Second Round | Second Round | Second Round | Third Round | Third Round | Third Round | Third Round | Third Round | Quarter-finals | Quarter-finals | Quarter-finals | Quarter-finals |
| | L Montoya | 15 | 13 | | | | | | | | | | | | | | |
| | L E Peñalver | 21 | 21 | | | | | | | | | | | | | | |
| | L E Peñalver | 21 | 21 | | | L E Peñalver | 20 | 12 | | | | | | | | | |
| | | | | | 11 | R Gemke | 22 | 21 | | | | | | | | | |
| | B Leverdez | 13 | 7 | | 11 | R Gemke | 22 | 21 | | | | | | | | | |
| 11 | R Gemke | 21 | 21 | | | | | | | | | | | | | | |
| 11 | R Gemke | 21 | 21 | | | | | | 11 | R Gemke | 21 | 8 | 20 | | | | |
| | | | | | | | | | | Prannoy K | 16 | 21 | 22 | | | | |
| | Liew D | 21 | 21 | | | | | | | | | | | Prannoy K | 16 | 21 | 22 | | | |
| | M Zilberman | 14 | 14 | | | | | | | | | | | | | | |
| | M Zilberman | 14 | 14 | | | Liew D | 7 | 17 | | | | | | | | | |
| | | | | | | Prannoy K | 21 | 21 | | | | | | | | | |
| | Prannoy K | 13 | 21 | 21 | | Prannoy K | 21 | 21 | | | | | | | | | |
| 8 | Ng K L | 21 | 18 | 19 | | | | | | | | | | | | | |
| 8 | Ng K L | 21 | 18 | 19 | | | | | | | | | | | Prannoy K | 14 | 12 |
| | | | | | | | | | | | | | | | Loh K Y | 21 | 21 |
| | Heo K-h | | | | | | | | | | | | | | | | | Loh K Y | 21 | 21 |
| | K Schäfer | w | / | o | | | | | | | | | | | | | |
| | K Schäfer | w | / | o | | K Schäfer | 14 | 14 | | | | | | | | | |
| | | | | | 16 | K Wangcharoen | 21 | 21 | | | | | | | | | |
| | F Burestedt | 17 | 21 | 9 | 16 | K Wangcharoen | 21 | 21 | | | | | | | | | |
| 16 | K Wangcharoen | 21 | 15 | 21 | | | | | | | | | | | | | |
| 16 | K Wangcharoen | 21 | 15 | 21 | | | | | 16 | K Wangcharoen | 4 | 7 | | | | | |
| | | | | | | | | | | Loh K Y | 21 | 21 | | | | | |
| | L Wraber | w | / | o | | | | | | | | | | Loh K Y | 21 | 21 | | | | |
| | S H Rhustavito | | | | | | | | | | | | | | | | |
| | S H Rhustavito | | | | | L Wraber | 4 | 8 | | | | | | | | | |
| | | | | | | Loh K Y | 21 | 21 | | | | | | | | | |
| | Loh K Y | 14 | 21 | 21 | | Loh K Y | 21 | 21 | | | | | | | | | |
| 2 | V Axelsen | 21 | 9 | 6 | | | | | | | | | | | | | |