Clodomir Viana Moog (28 October 1906 – 15 January 1988) was a Brazilian lawyer, journalist, novelist and essayist.

He later served as a tax agent in Santa Cruz do Sul and in Rio Grande.

He was arrested and removed to Amazonas, but later received amnesty and returned to Rio Grande do Sul.

He served as a representative of the Brazilian government at the Organization of American States (OAS) and at the United Nations.

As a writer, he published extensively in both fiction and non-fiction, and his complete works in 10 volumes came out in 1966.