- Who
- Kelvin Kiptum
- What
- 2:00:35 hour(s):minute(s):second(s)
- Where
- United States (Chicago)
- When
The fastest marathon (male) is 2 hr 35 sec, achieved by Kelvin Kiptum (Kenya), at the 2023 Chicago Marathon in Chicago, Illinois, USA, on 8 October 2023.
Kiptum broke the previous record by over 30 seconds to achieve the first ever sub-2:01 finish in a record-eligible marathon race.
He ran the second half of the marathon in just 59 min 47 sec.
On 11 February 2024, Kelvin Kiptum died in a road accident in Kenya. He was 24 years old.