Rufino Eneias Gustavo Galvão

Rufino Eneias Gustavo Galvão, Viscount of Maracaju (2 July 1831 – 18 February 1909) was a Brazilian military officer and politician who fought in the Paraguayan War, served as Provincial President of three different Brazilian provinces, as the Minister of War of Brazil and as a member of the Superior Military Court of Brazil.

As a military officer, he participated in the battles of Ytororó and Avay, he was the Chief of the Engineering Commission which after the Paraguayan War marked the new border with Paraguay, where serving with distinction, he earned the title of Baron of Maracaju. His highest achieved rank was that of Marshal, however as he was demoted in the Proclamation of the Republic he died in the rank of Lieutenant-General.