William Brown

William Brown

United KingdomUnited KingdomActive
Born
Jan 4, 2000 (26 years old)
Events
400 m · 800 m

William Brown is a United Kingdom sprinter, born on January 4, 2000. He competes primarily in the 100m, 200m and 400m.

His personal bests include 11.31 in the 100m, 22.8h in the 200m, 49.91 in the 400m, 1:57.11 in the 800m and 4:07.56 in the 1500m. He is currently active on the international athletics circuit, representing United Kingdom.

Personal best · 400 m49.91
2026 season best49.91May 10, 2026 · Weir Archer Athletics and Fitness Centre, Kingston, London
2026 season best
Personal best · 800 m1:57.11
Last competitionBirchfield GamesJun 10, 2026 · 50.45
Birchfield Games

As of Nov 13, 2026: 400 m 49.91, 800 m 1:57.11, 2026 season best 49.91 (May 10, 2026, Weir Archer Athletics and Fitness Centre, Kingston, London (GBR)) · Last competition: Birchfield Games, Jun 10, 2026, 50.45 · 26 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
100mLondon 2026United Kingdom 100 m all-time list11.31797 pts–
200mSt. Clement 2021United Kingdom 200 m all-time list22.8h*819 pts–
400mLondon 2026United Kingdom 400 m all-time list49.91864 pts–
800mLee Valley 2019United Kingdom 800 m all-time list1:57.11834 pts–
1500mVisby 2017United Kingdom 1500 m all-time list4:07.56768 pts–
400mHSt. Peter Port 2023United Kingdom 400 m hurdles all-time list56.64824 pts–

* Wind-assisted (> 2.0 m/s)

Progression

SeasonDisciplineResultWindDateCompetitions
2026100m 11.31-0.4Apr 26, 2026BFTTA Outdoor Series
2026200m-short-track Indoor23.80–Jan 31, 2026Southern U20/Senior Championships
2026200m Indoor23.80–Feb 1, 2026Southern U20/Senior Championships
2026200m-short-track 23.80–Feb 1, 2026Southern U20/Senior Championships
2026400m 49.91–May 10, 2026Surrey County Track and Field Championships
2026400m-short-track Indoor51.92–Feb 1, 2026Southern U20/Senior Championships
2026400m-short-track 51.92–Feb 1, 2026Southern U20/Senior Championships
2025200m 23.19-0.6May 25, 2025IFAM Outdoor, Boudewijnstadion, Bruxelles
FAQ

Frequently asked questions

William Brown's 400 m personal best is 49.91, set on May 10, 2026 in Weir Archer Athletics and Fitness Centre, Kingston, London (GBR).

William Brown competes in the 400 m and 800 m.

2026 season best: 49.91, set on May 10, 2026 in Weir Archer Athletics and Fitness Centre, Kingston, London (GBR). Last competition: Birchfield Games on Jun 10, 2026, 50.45.