| Noc: | GUY |
| Nocname: | Guyana Olympic Association |
| Games: | Summer Olympics |
| Year: | 1948 |
| Flagcaption: | Flag of British Guiana |
| Location: | London |
| Competitors: | 4 |
| Sports: | 3 |
| Gold: | 0 |
| Silver: | 0 |
| Bronze: | 0 |
| Appearances: | auto |
British Guiana (now Guyana) competed at the 1948 Summer Olympics in London, England. Four competitors, all men, took part in seven events in three sports.[1] It was the first time that the nation competed at the Olympic Games.
See main article: Athletics at the 1948 Summer Olympics.
See main article: Cycling at the 1948 Summer Olympics. One cyclist represented British Guiana in 1948.
See main article: Weightlifting at the 1948 Summer Olympics.