Results for Ireland in 400 metres, Women

Olympic and Intercalated results only.

Games	Athlete/Team	Placement
1964 Summer Olympics	Maeve Kyle	7 h2 r2/3
2000 Summer Olympics	Karen Shinkins	4 h3 r1/4
2008 Summer Olympics	Joanne Cuddihy	6 h4 r1/3
2012 Summer Olympics	Joanne Cuddihy	4 h1 r2/3
2020 Summer Olympics	Phil Healy	4 h5 r1/3
2024 Summer Olympics	Rhasidat Adeleke	4
	Sophie Becker	2h4 r2/4
	Sharlene Mawdsley	3h1 r2/4