Boxing at the 1920 Summer Olympics – Lightweight
# Boxing at the 1920 Summer Olympics – Lightweight

The men's lightweight event was part of the boxing programme at the 1920 Summer Olympics. The weight class was the fourth-lightest contested, and allowed boxers of up to 135.5 pounds (61.2 kilograms). The competition was held from August 21, 1920 to August 24, 1920. 16 boxers from ten nations competed.

## Results

| Round of 16 August 21 | Round of 16 August 21 | Quarterfinals August 22 | Quarterfinals August 22 | Semifinals August 23 | Semifinals August 23 | Final August 24 | Final August 24 |
| - | - | - | - | - | - | - | - |
| Samuel Mosberg (USA) | W | | | | | | |
| Joseph Solvinto (FRA) | L | Mosberg (USA) | W | | | | |
| Frederick Grace (GBR) | W | Grace (GBR) | L | | | | |
| Herman Nak (NED) | L | | | Mosberg (USA) | W | | |
| Richard Beland (RSA) | W | | | Beland (RSA) | L | | |
| Jacques Grégoire (FRA) | L | Beland (RSA) | W | | | | |
| Julien Van Muyzen (BEL) | W | Van Muyzen (BEL) | L | | | | |
| Leo Giunchi (ITA) | L | | | | | Mosberg (USA) | W |
| Gotfred Johansen (DEN) | W | | | | | Johansen (DEN) | L |
| Jean Neys (BEL) | L | Johansen (DEN) | W | | |
| Frank Cassidy (USA) | W | Cassidy (USA) | L | | |
| Ko Janssens (NED) | L | | | Johansen (DEN) | W | Bronze medal bout | Bronze medal bout |
| Johan Sæterhaug (NOR) | W | | | Newton (CAN) | L |
| Jim Gilmour (GBR) | L | Sæterhaug (NOR) | L | | | Newton (CAN) | W |
| Clarence Newton (CAN) | W | Newton (CAN) | W | | | Beland (RSA) | L |
| Johan Jensen (DEN) | L | | | | | | |
