Giovanni Rinaldo Coronas (10 April 1919 – 5 January 2008) was an Italian prefect.

Giovanni Rinaldo Coronas was born in Castelvetrano (Sicily) on 10 April 1919, from a family originally from Siniscola.

After graduating in law, his career started from the Turin Police Headquarters, but in 1943 Coronas passed to the Civil Administration of the Interior.

He carried out the duties of head of cabinet at the prefectures of Nuoro and Forlì.

From 9 June 1995 to 17 May 1996 he served as Minister of the Interior in the Dini Cabinet.