| Noc: | CAM |
| Nocname: | National Olympic Committee of Cambodia |
| Games: | Summer Olympics |
| Year: | 2020 |
| Website: | |
| Location: | Tokyo, Japan |
| Competitors: | 3 |
| Sports: | 2 |
| Flagbearer Close: | N/A |
| Rank: | 1 |
| Gold: | 0 |
| Silver: | 0 |
| Bronze: | 0 |
| Appearances: | auto |
Cambodia competed at the 2020 Summer Olympics in Tokyo. Originally scheduled to take place from 24 July to 9 August 2020, the Games were postponed to 23 July to 8 August 2021, due to the COVID-19 pandemic.[1] This was the nation's seventh consecutive appearance at the Summer Olympics in the post-Soviet era.[2]
The following is the list of number of competitors in the Games.
| width=180 | Sport | width=55 | Men | width=55 | Women | width=55 | Total |
|---|---|---|---|---|---|---|---|
| Athletics | 1 | 0 | 1 | ||||
| Swimming | 1 | 1 | 2 | ||||
| Total | 2 | 1 | 3 |
See main article: Athletics at the 2020 Summer Olympics and Athletics at the 2020 Summer Olympics – Qualification. Cambodia received universality slots from IAAF to send one athlete to the Olympics.[3]
See main article: Swimming at the 2020 Summer Olympics and Swimming at the 2020 Summer Olympics – Qualification. Cambodia received a universality invitation from FINA to send two top-ranked swimmers (one per gender) in their respective individual events to the Olympics, based on the FINA Points System of June 28, 2021.[4]
| Athlete | Event | Heat | Semifinal | Final | ||||
|---|---|---|---|---|---|---|---|---|
| Time | Rank | Time | Rank | Time | Rank | |||
| Puch Hem | Men's 50 m freestyle | 24.91 | 52 | Did not advance | ||||
| Bunpichmorakat Kheun | Women's 50 m freestyle | 29.42 | 65 | Did not advance | ||||