# 2021 AIBA World Boxing Championships – Light welterweight

The Light welterweight competition at the 2021 AIBA World Boxing Championships was held between 26 October and 6 November.

## Results
### Finals

| Semifinals | Semifinals | Final | Final |
| Kerem Özmen | 5 |
| Reese Lynch | 0 | | |
| Reese Lynch | 0 | Kerem Özmen | 0 |
| | | Andy Cruz | 5 |
| Andy Cruz | 5 | Andy Cruz | 5 |
| Hovhannes Bachkov | 0 | | |

### Top half
#### Section 1

| First round | First round | Second round | Second round | Third round | Third round | Quarterfinals | Quarterfinals |
| | | Kerem Özmen | 4 | | |
| | | Pavel Fedorov | 0 | | |
| David Gkevorgkian | 0 | Pavel Fedorov | 0 | | |
| Pavel Fedorov | 5 | | | | |
| Pavel Fedorov | 5 | | | Kerem Özmen | 5 |
| | | | | Richárd Kovács | 0 |
| | | Richárd Kovács | 5 | | |
| | | César Morales | 0 | | |
| | | | | | | Kerem Özmen | 5 |
| | | | | | | Shiva Thapa | 0 |
| | | Nik Nikolov | 0 | | | | |
| | | Lounes Hamraoui | 5 | | | | |
| Bhupendra Thapa | 0 | Lounes Hamraoui | 5 | | | | |
| Lounes Hamraoui | 5 | | | | | | |
| Lounes Hamraoui | 5 | | | Lounes Hamraoui | 1 | | |
| | | | | Shiva Thapa | 4 |
| Shiva Thapa | 5 | | | Shiva Thapa | 4 |
| Victor Nyadera | 0 | | | | |
| Victor Nyadera | 0 | Shiva Thapa | 5 | | |
| | | John Brown | 0 | | |

#### Section 2

| First round | First round | Second round | Second round | Third round | Third round | Quarterfinals | Quarterfinals |
| | | Alexandros Christodoulou | 0 | | |
| | | Adrián Thiam | 5 | | |
| Mark Andrejev | 0 | Adrián Thiam | 5 | | |
| Adrián Thiam | 5 | | | | |
| Adrián Thiam | 5 | | | Adrián Thiam | 0 |
| | | | | Reese Lynch | 5 |
| Modestas Žmuidina | 0 | | | Reese Lynch | 5 |
| Ashkan Rezaei | 5 | | | | |
| Ashkan Rezaei | 5 | Ashkan Rezaei | 1 | | |
| | | Reese Lynch | 4 | | |
| | | | | | | Reese Lynch | 3 |
| | | | | | | Sanatali Toltayev | 2 |
| | | Sanatali Toltayev | 5 | | | | |
| | | Vasile Cebotari | 0 | | | | |
| | | | | Sanatali Toltayev | 5 | | |
| | | | | Denys Pesotskyy | 0 |
| Lee Jong-seung | 1 | | | Denys Pesotskyy | 0 |
| Matteo Komadina | 4 | | | | |
| Matteo Komadina | 4 | Matteo Komadina | 0 | | |
| | | Denys Pesotskyy | 5 | | |

### Bottom half
#### Section 3

| First round | First round | Second round | Second round | Third round | Third round | Quarterfinals | Quarterfinals |
| | | Nicollás de Jesús | 0 | | |
| | | Andy Cruz | 5 | | |
| Jonathan Miniel | 0 | Andy Cruz | 5 | | |
| Andy Cruz | 5 | | | | |
| Andy Cruz | 5 | | | Andy Cruz | 5 |
| | | | | Vershaun Lee | 0 |
| | | Vershaun Lee | KO | | |
| | | Blessing Waldropt | | | |
| | | | | | | Andy Cruz | 3 |
| | | | | | | Mujibillo Tursunov | 2 |
| | | Mujibillo Tursunov | 5 | | | | |
| | | Taiga Imanaga | 0 | | | | |
| Zhantoro Tashiev | 0 | Taiga Imanaga | 0 | | | | |
| Taiga Imanaga | 5 | | | | | | |
| Taiga Imanaga | 5 | | | Mujibillo Tursunov | 3 | | |
| | | | | Lai Chu-en | 2 |
| Battömöriin Misheelt | 5 | | | Lai Chu-en | 2 |
| Vasileios Makrygiannis | 0 | | | | |
| Vasileios Makrygiannis | 0 | Battömöriin Misheelt | 1 | | |
| | | Lai Chu-en | 4 | | |

#### Section 4

| First round | First round | Second round | Second round | Third round | Third round | Quarterfinals | Quarterfinals |
| | | José Viáfara | 1 | | |
| | | Gianluigi Malanga | 4 | | |
| Gianluigi Malanga | 5 | Gianluigi Malanga | 4 | | |
| Brandon McCarthy | 0 | | | | |
| Brandon McCarthy | 0 | | | Gianluigi Malanga | 2 |
| | | | | Hovhannes Bachkov | 3 |
| Malik Hasanov | 5 | | | Hovhannes Bachkov | 3 |
| Juan Reyes | 0 | | | | |
| Juan Reyes | 0 | Malik Hasanov | 1 | | |
| | | Hovhannes Bachkov | 3 | | |
| | | | | | | Hovhannes Bachkov | 2 |
| | | | | | | Somchay Wongsuwan | 3 |
| | | Bakhodur Usmonov | 3 | | | | |
| | | Ilia Shakirov | 2 | | | | |
| | | | | Bakhodur Usmonov | 1 | | |
| | | | | Somchay Wongsuwan | 4 |
| Ahmad Shtiwi | 0 | | | Somchay Wongsuwan | 4 |
| Somchay Wongsuwan | 5 | | | | |
| Somchay Wongsuwan | 5 | Somchay Wongsuwan | 5 | | |
| | | Ali Reza Ahmadi | 0 | | |
* ↑ The original decision was 3:2 in favour of Somchay Wongsuwan. Upon appeal by the Armenian Boxing Federation, a bout review jury reviewed and overturned said decision.