Uruguay competed at the 1948 Summer Olympics in London, England. 61 competitors, 60 men and 1 woman, took part in 32 events in 11 sports.
Eduardo Risso — Rowing, Men's Single Sculls
William Jones and Juan Rodriquez — Rowing, Men's Double Sculls
Hércules Ascune
Mario Fayos
Juan López Testa
Walter Pérez Soto
Pedro Listur
Martín Acosta y Lara
Victorio Cieslinskas
Nelson Demarco
Miguel Diab
Abraham Eidlin Grossman
Eduardo Folle
Héctor García
Eduardo Gordón
Adesio Lombardo
Roberto Lovera
Gustavo Morales
Carlos Rosello
Héctor Ruiz
Nelson Antón Giudice
Alberto Boullossa
Basilio Alves
Pedro Carrizo
Feliciano Rossano
Felipe Posse
Dogomar Martínez
Agustín Muñiz
Nine male cyclists represented Uruguay in 1948.
Individual road race
Waldemar Bernatzky
Enrique Demarco
Mario Figueredo
Luis López
Team road race
Waldemar Bernatzky
Enrique Demarco
Mario Figueredo
Luis López
Sprint
Leonel Rocca
Time trial
Carlos Tramutolo
Team pursuit
Atilio François
Juan de Armas
Luis Ángel de los Santos
Waldemar Bernatzky
Five fencers, all men, represented the Uruguay in 1948.
Men's foil
Sergio Iesi
Daniel Rossi
Jaime Ucar
Men's team foil
Daniel Rossi, Jaime Ucar, Sergio Iesi, Juan Paladino, César Gallardo
Men's sabre
Juan Paladino
Three male pentathletes represented the Uruguay in 1948.
Alberto Ortíz
Carlos Mercader
Ruben Orozco
Florbel Pérez
Carlos Noriega