Ireland competed at the 1948 Summer Olympics in London, England.

It was the first time that the country had competed in the Summer Olympics since 1932.

[2] 72 competitors, 68 men and 4 women, took part in 32 events in 9 sports.

[3] Ireland made their only Olympic basketball appearance to date, losing all five of their games and finishing last of 23 teams.

Ireland had nine male rowers participate in one out of seven rowing events in 1948.