Results for Brazil in 400 metres Freestyle, Men

Olympic and Intercalated results only.

Games	Athlete/Team	Placement
1932 Summer Olympics	Mario de Lorenzo	DNS
	Oscar da Silva Callares	DNS
	Fernando de Macedo	DNS
1936 Summer Olympics	Manoel Villar	=24
	Aluizio Lage	26
	João Havelange	30
1952 Summer Olympics	Tetsuo Okamoto	11
	Ricardo Esberard	39
1956 Summer Olympics	Sylvio dos Santos	23
	Haroldo Lara	DNS
1972 Summer Olympics	Fedola	27
1976 Summer Olympics	Djan Madruga	4
1980 Summer Olympics	Djan Madruga	4
	Marcelo Jucá	20
1984 Summer Olympics	Marcelo Jucá	15
1988 Summer Olympics	Cristiano Michelena	23
	David Castro	33
1996 Summer Olympics	Luiz Lima	18
2000 Summer Olympics	Luiz Lima	17
2004 Summer Olympics	Bruno Bonfim	34
2016 Summer Olympics	Luiz Altamir	32
2020 Summer Olympics	Guilherme Costa	11
2024 Summer Olympics	Guilherme Costa	5
	Eduardo Moraes	28