William Liu

United StatesUnited StatesActive
Events
100 m · 200 Metres Short Track

William Liu is a United States sprinter. He competes primarily in the 100m, 200m and 400m.

His personal bests include 10.66 in the 100m, 21.95 in the 200m, 49.94 in the 400m, 4:20.04 in the Mile and 15:18.03 in the 5000m. He is currently active on the international athletics circuit, representing United States.

Personal best · 100 m10.66
2026 season best10.94Mar 7, 2026 · Jack Rose Track, Long Beach, CA
2026 season best
Personal best · 200 Metres Short Track23.60
Last competitionLA Sprint SeriesJun 13, 2026 · 11.12
LA Sprint Series

As of Nov 14, 2026: 100 m 10.66, 200 Metres Short Track 23.60, 2026 season best 10.94 (Mar 7, 2026, Jack Rose Track, Long Beach, CA (USA)) · Last competition: LA Sprint Series, Jun 13, 2026, 11.12

Personal bests

WA points calculator →
DisciplineResultAll-time
100mMA 2025United States 100 m all-time list10.66990 pts–
200mMA 2025United States 200 m all-time list21.95932 pts–
400mIndoorMA 202549.94922 pts–
MileMA 2023United States Mile all-time list4:20.04843 pts–
5000mIndoorMA 202315:18.03790 pts–
4x100mNC 2025United States 4 × 100 m all-time list41.14–

Progression

SeasonDisciplineResultWindDateCompetitions
2026100m 10.94+4.3Mar 7, 2026Beach Opener
2026200m 22.28+2.6Apr 18, 2026Bryan Clay Invitational
202560m Indoor6.99–Feb 7, 2025Crimson Elite, Harvard-Gordon Track and Tennis Center, Cambridge, MA (i) - Open Event
2025100m 10.66+0.6May 15, 2025MIT Final Qualifier, MIT Sherie and Don Morrison Track, Cambridge, MA
2025200m 21.95+1.8Apr 19, 2025Sean Collier Invitational, MIT Sherie and Don Morrison Track, Cambridge, MA
2025200m-short-track Indoor22.30–Jan 24, 2025Riverhawk Invitational
20254x100m 41.14–Mar 29, 2025Raleigh Relays
2025400m Indoor49.94–Feb 7, 2025Crimson Elite, Harvard-Gordon Track and Tennis Center, Cambridge, MA (i) - Open Event
FAQ

Frequently asked questions

William Liu's 100 m personal best is 10.66, set on May 15, 2025 in MIT Sherie and Don Morrison Track, Cambridge, MA (USA).

William Liu competes in the 100 m and 200 Metres Short Track.

2026 season best: 10.94, set on Mar 7, 2026 in Jack Rose Track, Long Beach, CA (USA). Last competition: LA Sprint Series on Jun 13, 2026, 11.12.