Results for Peru in 400 metres Freestyle, Men

Olympic and Intercalated results only.

Games	Athlete/Team	Placement
1936 Summer Olympics	Walter Ledgard Jiménez	16
1964 Summer Olympics	Carlos Canepa	43
	Walter Ledgard Buse	45
1972 Summer Olympics	Guillermo Pacheco	29
1980 Summer Olympics	José María Larrañaga	27
2020 Summer Olympics	Joaquín Vargas	25
2024 Summer Olympics	Joaquín Vargas	29