Antônio Ernesto Gomes Carneiro (November 28, 1846 – February 9, 1894) was a Brazilian army officer and veteran of the Paraguayan War.

Antônio Ernesto Gomes Carneiro fought on the side of the Republican government in the Federalist Revolution, where he was killed in action, during the Siege of Lapa.

Carneiro died unaware of his promotion to Brigade General, which was awarded the day prior to his death, for his actions in battle.

Antônio Ernesto Gomes Carneiro would remain a colonel until his promotion to Brigade General one day prior to his death.

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