Results for Puerto Rico in 400 metres, Women

Olympic and Intercalated results only.

Games	Athlete/Team	Placement
1976 Summer Olympics	Ileana Hocking	7 h2 r1/4
1984 Summer Olympics	Marie Mathieu	7 h1 r2/3
1992 Summer Olympics	Myra Mayberry-Wilkinson	5 h4 r2/4
2008 Summer Olympics	Carol Rodríguez	4 h3 r1/3
2012 Summer Olympics	Carol Rodríguez	5 h3 r2/3
2024 Summer Olympics	Gabby Scott	7h1 r3/4