| Strokes: | Freestyle, backstroke |
| Club: | Norrköpings KK |
| Birth Date: | 14 November 1919 |
| Birth Place: | Örby, Kinna, Sweden |
| Death Date: | 13 April 2009 (aged 89) |
| Death Place: | Zürich, Switzerland |
| Show-Medals: | yes |
Björn Borg (14 November 1919 – 13 April 2009) was a Swedish swimmer. He competed at the 1936 Summer Olympics in the 4 × 200 m freestyle and 100 m backstroke and finished eighth in the relay. He won the 400 m and 1500 m freestyle events at the 1938 European Aquatics Championships and was awarded the Svenska Dagbladet Gold Medal the same year. In 1959, Borg moved to Switzerland, where he worked as a businessman. He died in Zürich aged 89.