1966 European Athletics Championships – Men's 400 metres

The men's 400 metres at the 1966 European Athletics Championships was held in Budapest, Hungary, at Népstadion on 30 and 31 August, and 1 September 1966.

Final
1 September

Semi-finals
31 August

Heats
30 August

Participation
According to an unofficial count, 30 athletes from 17 countries participated in the event.


 * 🇦🇱 albania (1)
 * 🇧🇪 belgium (1)
 * 🇧🇬 bulgaria (1)
 * undefined (1)
 * undefined (3)
 * 🇫🇮 finland (1)
 * 🇫🇷 france (3)
 * undefined (1)
 * 🇮🇹 italy (2)
 * undefined (1)
 * 🇳🇴 norway (1)
 * 🇵🇱 poland (3)
 * undefined (3)
 * 🇸🇪 sweden (1)
 * 🇹🇷 turkey (1)
 * 🇬🇧 united kingdom (3)
 * undefined (3)