The women's 400 metres sprint competition of the athletics events at the 1979 Pan American Games took place at the Estadio Sixto Escobar. The defending Pan American Games champion was Joyce Yakubowich of Canada.
The women's 400 metres sprint competition of the athletics events at the 1979 Pan American Games took place at the Estadio Sixto Escobar. The defending Pan American Games champion was Joyce Yakubowich of Canada. (en)
A prova dos 400 m feminino nos Jogos Pan-Americanos de 1979 foi realizada em San Juan, Porto Rico. (pt)
The women's 400 metres sprint competition of the athletics events at the 1979 Pan American Games took place at the Estadio Sixto Escobar. The defending Pan American Games champion was Joyce Yakubowich of Canada. (en)
A prova dos 400 m feminino nos Jogos Pan-Americanos de 1979 foi realizada em San Juan, Porto Rico. (pt)