Olavo Redig de Campos (1906–1984) was a Brazilian architect, important in the 20th century development of the Brazilian style of Modernist architecture.
Redig de Campos was born in Rio de Janeiro, however, his father was a diplomat and he spent part of his childhood in Europe. He studied architecture at the Sapienza University of Rome, at the same time as Gregori Warchavchik and Rino Levi. In 1931 Redig de Campos returned to Brazil.
In 1946, Redig de Campos assumed the presidency of the Serviço de Conservação do Patrimônio do Itamaraty ("Heritage Conservation Service of the Foreign Ministry"), in which capacity he served for thirty years.