# Boxing at the 1964 Summer Olympics – Welterweight

The welterweight class in the boxing at the 1964 Summer Olympics competition was the fifth-heaviest class. Welterweights were limited to those boxers weighing less than 67 kilograms. 30 boxers from 30 nations competed.

## Medalists

| Gold | Marian Kasprzyk Poland |
| Silver | Ričardas Tamulis Soviet Union |
| Bronze | Silvano Bertini Italy |
| Bronze | Pertti Purhonen Finland |

## Results

| Round of 32 12 October | Round of 32 12 October | Round of 16 16 October | Round of 16 16 October | Quarterfinals 19 October | Quarterfinals 19 October | | Semifinals 21 October | Semifinals 21 October | | Final 23 October | Final 23 October |
| | | Guse (EUA) | 0 | | | | | | | | |
| | | Tamulis (URS) | 5 | | | | | | | | |
| | | | | Tamulis (URS) | 5 | | | | | | |
| | | | | Mabwa (UGA) | 0 | | | | | | |
| Niculescu (ROU) | 5 | | | | | Mabwa (UGA) | 0 | | | | | | |
| Ramirez (MEX) | 0 | | | | | | | | | | |
| Ramirez (MEX) | 0 | Niculescu (ROU) | 2 | | | | | | | | |
| | | Mabwa (UGA) | 3 | | | | | | | | |
| Frilot (USA) | 0 | Mabwa (UGA) | 3 | | | | | | | | |
| Mabwa (UGA) | 5 | | | | | | | | | | |
| Mabwa (UGA) | 5 | | | | | | Tamulis (URS) | 5 | | | |
| | | | | | | | Purhonen (FIN) | 0 | | | |
| Hong (ROC) | RSC | | | | | | | | Purhonen (FIN) | 0 | | | |
| Dabore (NIG) | W | | | | | | | | | | |
| Dabore (NIG) | W | Dabore (NIG) | W | | | | | | | | |
| | | Pedersen (DEN) | RSC | | | | | | | | |
| Pedersen (DEN) | W | Pedersen (DEN) | RSC | | | | | | | | |
| Hie Toh (CIV) | DQ | | | | | | | | | | |
| Hie Toh (CIV) | DQ | | | Dabore (NIG) | 2 | | | | | | |
| | | | | Purhonen (FIN) | 3 | | | | | | |
| Nemecek (TCH) | 5 | | | | | Purhonen (FIN) | 3 | | | | | | |
| Bulner (CEY) | 0 | | | | | | | | | | |
| Bulner (CEY) | 0 | Nemecek (TCH) | RSC | | | | | | | | |
| | | Purhonen (FIN) | W | | | | | | | | |
| Purhonen (FIN) | 5 | Purhonen (FIN) | W | | | | | | | | |
| Roberts (AUS) | 0 | | | | | | | | | | |
| Roberts (AUS) | 0 | | | | | | | | | Tamulis (URS) | 1 |
| | | | | | | | | | | Kasprzyk (POL) | 4 |
| Desrosiers (CAN) | RSC | | | | | | | | | | | Kasprzyk (POL) | 4 |
| Bertini (ITA) | W | | | | | | | | | | |
| Bertini (ITA) | W | Bertini (ITA) | 5 | | | | | | | | |
| | | Saddik (EGY) | 0 | | | | | | | | |
| Saddik (EGY) | W | Saddik (EGY) | 0 | | | | | | | | |
| Songsang (THA) | DQ | | | | | | | | | | |
| Songsang (THA) | DQ | | | Bertini (ITA) | W | | | | | | |
| | | | | Varley (GBR) | RSC | | | | | | |
| Jimenez (CUB) | DQ | | | | | Varley (GBR) | RSC | | | | | | |
| Pereyra (ARG) | W | | | | | | | | | | |
| Pereyra (ARG) | W | Pereyra (ARG) | 2 | | | | | | | | |
| | | Varley (GBR) | 3 | | | | | | | | |
| Varley (GBR) | 3 | Varley (GBR) | 3 | | | | | | | | |
| Lee (KOR) | 2 | | | | | | | | | | |
| Lee (KOR) | 2 | | | | | | Bertini (ITA) | 2 | | | |
| | | | | | | | Kasprzyk (POL) | 3 | | | |
| Vilugron (CHI) | 2 | | | | | | | | Kasprzyk (POL) | 3 | | | |
| Kasprzyk (POL) | 3 | | | | | | | | | | |
| Kasprzyk (POL) | 3 | Kasprzyk (POL) | 5 | | | | | | | | |
| | | Alimi (NGR) | 0 | | | | | | | | |
| Alimi (NGR) | 3 | Alimi (NGR) | 0 | | | | | | | | |
| Gakungu (KEN) | 2 | | | | | | | | | | |
| Gakungu (KEN) | 2 | | | Kasprzyk (POL) | 5 | | | | | | |
| | | | | Hamada (JPN) | 0 | | | | | | |
| Pourroudsari (IRI) | 0 | | | | | Hamada (JPN) | 0 | | | | | | |
| Kichijiro (JPN) | 5 | | | | | | | | | | |
| Kichijiro (JPN) | 5 | Hamada (JPN) | 5 | | | | | | | | |
| | | Alipala (PHI) | 0 | | | | | | | | |
| Alipala (PHI) | W | Alipala (PHI) | 0 | | | | | | | | |
| Khalid (IRQ) | DQ | | | | | | | | | | |