| Birth Date: | 7 January 1902 |
| Birth Place: | Gothenburg, Sweden |
| Death Date: | 7 October 1992 (aged 90) |
| Death Place: | Gothenburg, Sweden |
| Sport: | Swimming |
| Club: | SK Najaden, Göteborg |
Aina Berg (7 January 1902 – 7 October 1992) was a Swedish freestyle swimmer who won bronze medals in the 4 × 100 m freestyle relay at the 1920 and 1924 Summer Olympics.[1] In 1920 she also competed in the individual 100 m and 300 m events, but failed to reach the finals. Berg was the national 100 m champion in 1921–1926 and held a national record between 1921 and 1932.