# Cambodia at the 1964 Summer Olympics

Cambodia competed at the 1964 Summer Olympics in Tokyo, Japan. The nation returned to the Olympic Games after missing the 1960 Summer Olympics. Thirteen competitors, all men, took part in ten events in three sports.

## Boxing
### Men

| Athlete | Event | 1 Round | 2 Round | 3 Round | Quarterfinals | Semifinals | Final | Final |
| Athlete | Event | Opposition Result | Opposition Result | Opposition Result | Opposition Result | Opposition Result | Opposition Result | Rank |
| Sam An Ek | Bantamweight | N/A | Washington Rodríguez (URU) L 0–5 | did not advance | did not advance | did not advance | did not advance | 17T |
| Soeun Khiru | Featherweight | N/A | Hugo Martínez (ARG) W RSC | Charles Brown (USA) L 1–4 | did not advance | did not advance | did not advance | 9T |
| Chin Hong You | Lightweight | Alex Odhiambo (UGA) L RSC | did not advance | did not advance | did not advance | did not advance | did not advance | 33T |
| Nol Touch | Light welterweight | BYE | Brian Anderson (IRL) W 3–2 | Eddie Blay (GHA) L KO | did not advance | did not advance | did not advance | 9T |

## Cycling

Six cyclists represented Cambodia in 1964.

### Road

| Athlete | Event | Time | Rank |
| Ret Chhon Khem Son Van Son Yi Yuong | Team time trial | 2:56:59.87 | 27 |

### Track
#### 1000m time trial

| Athlete | Event | Time | Rank |
| Tan Thol | Men's 1000m time trial | 1:18.20 | 22 |

#### Men's Sprint

| Athlete | Event | Heats | Repechage 1 | Repechage Finals | Round 2 | Repechage 2 | Repechage Finals | Quarterfinals | Semifinals | Final | Final |
| Athlete | Event | Time Speed (km/h) | Rank | Opposition Time Speed (km/h) | Opposition Time Speed (km/h) | Opposition Time Speed (km/h) | Opposition Time Speed (km/h) | Opposition Time Speed (km/h) | Opposition Time Speed (km/h) | Opposition Time Speed (km/h) | Rank |
| Tan Thol | Men's sprint | Morelon (FRA) Bustos (COL) L | Bicskey (HUN) Church (GBR) W 13.00 | Fredborg (DEN) L | did not advance | did not advance | did not advance | did not advance | did not advance | did not advance | did not advance |
| Tim Phivana | Men's sprint | Pettenella (ITA) Hoyte (TRI) L | Gibbon (TRI) Kawachi (JPN) L | did not advance | did not advance | did not advance | did not advance | did not advance | did not advance | did not advance | did not advance | did not advance |

#### Pursuit

| Athlete | Event | Round of 16 | Quarterfinals | Semifinals | Final | Final |
| Athlete | Event | Time | Rank | Opposition Time | Opposition Time | Opposition Time |
| Khem Son | Men's individual pursuit | Choi (HKG) W 6:05.87 | did not Qualify | did not Qualify | did not Qualify | 19 |

## Sailing
### Open

| Athlete | Event | Race | Race | Race | Race | Race | Race | Race | Race | Race | Race | Race | Race | Race | Race | Final rank | Final rank |
| Athlete | Event | 1 | 1 | 2 | 2 | 3 | 3 | 4 | 4 | 5 | 5 | 6 | 6 | 7 | 7 | | Final rank | Final rank |
| Athlete | Event | Score | Rank | Score | Rank | Score | Rank | Score | Rank | Score | Rank | Score | Rank | Score | Rank | Score | Rank |
| Touch Kim Sy | Finn | 30 | 142 | DSQ | 0 | DNF | 101 | 32 | 114 | DNS | 0 | DNS | 0 | DNS | 0 | 357 | 33 |
| Dandara An Tal Kim | Star | 17 | 101 | DNF | 101 | DNS | 0 | DNS | 0 | DNS | 0 | DNS | 0 | DNS | 0 | 202 | 17 |