Brazil competed at the 1948 Summer Olympics in London, United Kingdom. 70 competitors, 59 men and 11 women, took part in 41 events in 11 sports. A Brazilian medal was won for the first time since the country's debut at the 1920 Summer Olympics, with a bronze by the men's basketball team. With seven consecutive victories, the basketball team only lost in the semifinals, against France. In the dispute for bronze, the team coached by Moacir Daiuto beat Mexico by 52 to 47, guaranteeing the first medal ever won by Brazilians not only in Basketball as also in a team sport.

Medalists

Athletics

Basketball

Preliminary round

Group A

Quarterfinals

Semifinals

Bronze medal match

Boxing

Diving

Equestrian

Eventing

Show jumping

Fencing

Seven fencers, all men, represented Brazil in 1948. Ranks given are within the pool.

Modern pentathlon

Three male pentathletes represented Brazil in 1948.

Rowing

Brazil had two male rowers participate in one out of seven rowing events in 1948.

Sailing

Shooting

Seven shooters represented Brazil in 1948.

Swimming