Oldest athlete to win gold in the IAAF World Championships 100 metres (male)
- Who
- Justin Gatlin
- What
- 35:176 year(s):day(s)
- Where
- United Kingdom (London)
- When
- 05 August 2017
The oldest male athlete to win gold in the IAAF World Championships 100 meters is 35 years 176 days, achieved by Justin Gatlin (USA, b. 10 February 1982) at Olympic Stadium, London, UK, on 5 August 2017.
Gatlin ran a season best 9.92 seconds to claim gold.
This triumph was Gatlin's first 100 meters gold medal since his IAAF World Championship victory in 2005.