Swimming at the 1980 Summer Olympics – Women's 100 metre freestyle
The women's 100 metre freestyle event at the 1980 Summer Olympics was held on 20 and 21 July at the Swimming Pool at the Olimpiysky Sports Complex.Records
Prior to this competition, the existing world and Olympic records were as follows.
The following records were established during the competition:
| Date | Event | Name | Nationality | Time | Record |
| 20 July | Heat 3 | Barbara Krause | | 54.98 | , |
| 21 July | Final | Barbara Krause | | 54.79 | , |
Results
Heats
Final
