Brian KEAIRNES

United StatesUnited StatesActive
Events
400 m · 200 m

Brian KEAIRNES is a United States sprinter. He competes primarily in the 200m, 400m and 4x100m.

His personal bests include 23.21 in the 200m, 51.04 in the 400m, 42.19 in the 4x100m, 3:14.65 in the 4x400m and 3:22.86 in the 4x400Metre. He is currently active on the international athletics circuit, representing United States.

Personal best · 400 m51.04
2026 season best51.04Mar 28, 2026 · CSU Jack Christiansen Track, Fort Collins, CO
2026 season best
Personal best · 200 m23.21
Last competitionRMAC Outdoor Track and Field ChampionshipMay 24, 2026 · 3:16.74
RMAC Outdoor Track and Field Championship

As of Nov 15, 2026: 400 m 51.04, 200 m 23.21, 2026 season best 51.04 (Mar 28, 2026, CSU Jack Christiansen Track, Fort Collins, CO (USA)) · Last competition: RMAC Outdoor Track and Field Championship, May 24, 2026, 3:16.74

Personal bests

WA points calculator →
DisciplineResultAll-time
200mIndoorSD 202623.21824 pts–
400mCO 2026United States 400 m all-time list51.04798 pts–
4x100mCO 2025United States 4 × 100 m all-time list42.19–
4x400mCO 2025United States 4 × 400 m all-time list3:14.65–
4x400MetreIndoorCO 20263:22.86–

Progression

SeasonDisciplineResultWindDateCompetitions
2026200m Indoor23.21–Feb 14, 2026SDSU Indoor Classic
2026400m 51.04–Mar 28, 2026Jack Christiansen Invitational
20264x400m 3:16.74–Apr 24, 2026Rocky Mountain Athletic Conference Outdoor Championships
20264x400m Indoor3:21.55–Feb 14, 2026SDSU Indoor Classic
20264x400Metre Indoor3:22.86–Feb 28, 2026Rocky Mountain Athletic Conference Indoor Championships
20254x100m 42.19–Apr 26, 2025Rocky Mountain Athletic Conference Outdoor Championships
20254x400m 3:14.65–Apr 27, 2025Rocky Mountain Athletic Conference Outdoor Championships
20254x400Metre Indoor3:24.52–Mar 1, 2025Rocky Mountain Athletic Conference Indoor Championships
FAQ

Frequently asked questions

Brian KEAIRNES's 400 m personal best is 51.04, set on Mar 27, 2026 in CSU Jack Christiansen Track, Fort Collins, CO (USA).

Brian KEAIRNES competes in the 400 m and 200 m.

2026 season best: 51.04, set on Mar 28, 2026 in CSU Jack Christiansen Track, Fort Collins, CO (USA). Last competition: RMAC Outdoor Track and Field Championship on May 24, 2026, 3:16.74.