Battle of Rio de Janeiro
Part of France Antarctique
Map of France Antarctique in the Guanabara Bay, 1555.
Date 20 January 1567 Location Rio de Janeiro, Brazil Result Portuguese victory
Belligerents
Portuguese Empire	France Tamoyo allies
Commanders and leaders
Estácio de Sá (DOW)	Unknown
Strength
Unknown	Unknown
Casualties and losses
Unknown	Unknown

The Battle of Rio de Janeiro or the Battle of Guanabara Bay took place on 20 January 1567 at Rio de Janeiro that ended with the definitive defeat of the French. Specifically, the battle was an attack on the fortification of Uruçú-mirim. The Portuguese commander, Estácio de Sá, was hit by an arrow which perforated his eye, and died on 20 February.^[1]