Leoni Mierswa

Leoni Mierswa

GermanyGermany
Born
May 28, 2000 (26 years old)
Events
3000 Metres Short Track · Mile Short Track

Leoni Mierswa is a Germany middle-distance runner, born on May 28, 2000. She competes primarily in the 800m, 1500m and Mile.

Her personal bests include 2:08.16 in the 800m, 4:19.90 in the 1500m, 4:42.12 in the Mile, 9:12.47 in the 3000m and 15:56.85 in the 5000m. She is currently active on the international athletics circuit, representing Germany.

Personal best · 3000 Metres Short Track9:51.45
2025 season best9:12.47Mar 3, 2025 · Norton Sports Center, Louisville, KY (USA) (i)
2025 season best
Personal best · Mile Short Track4:55.10
Last competitionNCAA Division I West First Rounds, Cushing Stadium, College Station, TXMay 31, 2025 · 17:03.62
NCAA Division I West First Rounds, Cushing Stadium, College Station, TX

As of Nov 13, 2026: 3000 Metres Short Track 9:51.45, Mile Short Track 4:55.10, 2025 season best 9:12.47 (Mar 3, 2025, Norton Sports Center, Louisville, KY (USA) (i)) · Last competition: NCAA Division I West First Rounds, Cushing Stadium, College Station, TX, May 31, 2025, 17:03.62 · 26 years old

Personal bests

WA points calculator →
DisciplineResultAll-time
800mFL 2023Germany 800 m all-time list2:08.161,021 pts–
1500mCA 2025Germany 1500 m all-time list4:19.901,051 pts–
MileIndoorTX 20254:42.121,062 pts–
3000mIndoorKY 20259:12.471,086 pts–
5000mCA 2025Germany 5000 m all-time list15:56.851,056 pts–
1500m-short-trackIndoorMA 20254:26.871,018 pts–

Progression

SeasonDisciplineResultWindDateCompetitions
2025800m 2:09.37–Apr 5, 2025Stanford Invitational, Cobb Track and Angell Field, Palo Alto, CA - Invitational Events
2025800m-short-track Indoor2:11.56–Feb 8, 2025Texas A&M Charlie Thomas Invitational, R.A. "Murray" Fasken Indoor Track Stadium, College Station, TX (i) - Olympic Development
20251000m Indoor2:53.49–Jan 18, 2025Texas Tech Corky Classic
20251000m-short-track Indoor2:53.49–Jan 18, 2025Texas Tech Corky Classic
20251500m 4:19.90–Apr 4, 2025Stanford Invitational, Cobb Track and Angell Field, Palo Alto, CA - Invitational Events
20251500m-short-track Indoor4:26.87–Feb 15, 2025Boston University David Hemery Valentine Invitational
2025mile-short-track Indoor4:42.12–Feb 8, 2025Texas A&M Charlie Thomas Invitational, R.A. "Murray" Fasken Indoor Track Stadium, College Station, TX (i) - Olympic Development
2025Mile Indoor4:42.12–Feb 8, 2025Texas A&M Charlie Thomas Invitational, R.A. "Murray" Fasken Indoor Track Stadium, College Station, TX (i) - Olympic Development
FAQ

Frequently asked questions

Leoni Mierswa's 3000 Metres Short Track personal best is 9:51.45, set on Feb 26, 2022.

Leoni Mierswa competes in the 3000 Metres Short Track and Mile Short Track.

2025 season best: 9:12.47, set on Mar 3, 2025 in Norton Sports Center, Louisville, KY (USA) (i). Last competition: NCAA Division I West First Rounds, Cushing Stadium, College Station, TX on May 31, 2025, 17:03.62.