2014 World Junior Championships in Athletics – Men's 400 metres

The men's 400 metres event at the 2014 World Junior Championships in Athletics was held in Eugene, Oregon, USA, at Hayward Field on 22, 23 and 24 July.

Final
24 July

Start time: 19:44 Temperature: 22 °C  Humidity: 46 %

Semifinals
23 July

First 2 in each heat (Q) and the next 2 fastest (q) advance to the Final

Details
First 2 in each heat (Q) and the next 2 fastest (q) advance to the Final

Semifinal 1
24 July

Start time: 18:43 Temperature: 18 °C  Humidity: 56%

Semifinal 2
24 July

Start time: 18:50 Temperature: 18 °C  Humidity: 56%

Semifinal 3
24 July

Start time: 18:57 Temperature: 18 °C  Humidity: 56%

Heats
22 July

First 3 in each heat (Q) and the next 3 fastest (q) advance to the Semi-Finals

Details
First 3 in each heat (Q) and the next 3 fastest (q) advance to the Semi-Finals

Heat 1
24 July

Start time: 17:32 Temperature: 26 °C  Humidity: 39%

Heat 2
24 July

Start time: 17:41 Temperature: 26 °C  Humidity: 39%

Heat 3
24 July

Start time: 17:47 Temperature: 26 °C  Humidity: 39%

Heat 4
24 July

Start time: 17:53 Temperature: 26 °C  Humidity: 39% Note:

IAAF Rule 163.3(a) - Lane infringement

Heat 5
24 July

Start time: 18:05 Temperature: 26 °C  Humidity: 39%

Heat 6
24 July

Start time: 18:11 Temperature: 27 °C  Humidity: 39% Note:

IAAF Rule 163.3(a) - Lane infringement

Heat 7
24 July

Start time: 18:17 Temperature: 27 °C  Humidity: 39% Note:

IAAF Rule 163.3(a) - Lane infringement

Participation
According to an unofficial count, 50 athletes from 37 countries participated in the event. • 🇦🇺 australia (2)

• undefined (2)

• 🇧🇭 bahrain (1)

• undefined (1)

• undefined (2)

• 🇨🇦 canada (2)

• undefined (1)

• undefined (1)

• undefined (1)

• undefined (1)

• 🇩🇲 dominica (1)

• 🇩🇴 dominican republic (1)

• undefined (1)

• 🇬🇮 gibraltar (1)

• 🇭🇺 hungary (1)

• undefined (1)

• 🇯🇲 jamaica (2)

• 🇯🇵 japan (2)

• 🇰🇿 kazakhstan (1)

• 🇰🇪 kenya (2)

• 🇲🇻 maldives (1)

• undefined (2)

• 🇵🇱 poland (1)

• 🇶🇦 qatar (1)

• undefined (1)

• undefined (1)

• undefined (1)

• undefined (1)

• undefined (1)

• undefined (2)

• 🇹🇭 thailand (1)

• 🇹🇹 trinidad and tobago (2)

• 🇹🇷 turkey (2)

• 🇺🇦 ukraine (1)

• undefined (2)

• 🇺🇸 united states (2)

• undefined (1)