The men's 400 metres hurdles event at the 2017 European Athletics U23 Championships was held in Bydgoszcz, Poland, at Zdzisław Krzyszkowiak Stadium on 14, 15 and 16 July.
The men's 400 metres hurdles event at the 2017 European Athletics U23 Championships was held in Bydgoszcz, Poland, at Zdzisław Krzyszkowiak Stadium on 14, 15 and 16 July. (en)
The men's 400 metres hurdles event at the 2017 European Athletics U23 Championships was held in Bydgoszcz, Poland, at Zdzisław Krzyszkowiak Stadium on 14, 15 and 16 July. (en)