Athletics at the 1979 Pan American Games – Women's javelin throw

The women's javelin throw competition of the athletics events at the 1979 Pan American Games took place on 14 July at the Estadio Sixto Escobar. The defending Pan American Games champion was Sherry Calbert of the United States.

Records
Prior to this competition, the existing world and Pan American Games records were as follows:

Results
All distances shown are in meters.