1978 European Athletics Championships – Women's 400 metres

The women's 400 metres at the 1978 European Athletics Championships was held in Prague, then Czechoslovakia, at Stadion Evžena Rošického on 29, 30, and 31 August 1978.

Final
31 August

Semi-finals
30 August

Heats
29 August

Participation
According to an unofficial count, 25 athletes from 13 countries participated in the event.


 * 🇦🇹 austria (1)
 * 🇧🇪 belgium (1)
 * undefined (2)
 * undefined (3)
 * 🇫🇮 finland (2)
 * 🇫🇷 france (2)
 * 🇭🇺 hungary (3)
 * undefined (1)
 * 🇵🇱 poland (1)
 * undefined (2)
 * 🇸🇪 sweden (1)
 * 🇬🇧 united kingdom (3)
 * undefined (3)