Results for Portugal in 400 metres Freestyle, Men

Olympic and Intercalated results only.

Games	Athlete/Team	Placement
1952 Summer Olympics	Fernando Madeira	=36
1960 Summer Olympics	Eduardo de Sousa	32
1976 Summer Olympics	Rui de Abreu	46
1980 Summer Olympics	Paulo Frischknecht	DNS
1992 Summer Olympics	Artur Costa	26