| Roles | Competed in Olympic Games |
|---|---|
| Sex | Female |
| Full name | Margaret Kathleen•Jeffery (-Taplin) |
| Used name | Margaret•Jeffery |
| Born | 23 January 1920 in Bromley, England (GBR) |
| Died | 12 September 2004 in King's Lynn, England (GBR) |
| Affiliations | Croydon Ladies Swimming Club, Croydon (GBR) |
| NOC | Great Britain |
A member of Croydon Ladies Swimming Club, Margaret Jefferey appeared at the 1936 Berlin Olympics before she had won a British title. She then went to the 1938 British Empire Games in Sydney as the reigning Southern Counties 220 and 440 yards freestyle champion. She returned from Australia with a silver medal in the 440 and then went on to win both the 220 and 440 titles at the ASA Championships before the year was out. Jefferey later trained as a nurse at the London Hospital.
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1936 Summer Olympics | Swimming (Aquatics) | GBR |
Margaret Jeffery | |||
| 400 metres Freestyle, Women (Olympic) | 8 h2 r2/3 | |||||
| 4 × 100 metres Freestyle Relay, Women (Olympic) | Great Britain | 6 |