Marian Heffernan

Events
400 m
2010 season best54.46Jun 20, 2010
Last competitionEuropean Athletics Team Championships First LeagueJun 20, 2010 · 54.46

As of Nov 14, 2026: 2010 season best 54.46 (Jun 20, 2010) · Last competition: European Athletics Team Championships First League, Jun 20, 2010, 54.46

Personal bests

No personal bests

Progression

SeasonDisciplineResultWindDateCompetitions
2010400m 54.46–Jun 20, 2010European Athletics Team Championships First League