Carlos Ferreyros y Senra was a Peruvian naval captain and politician. He was the commander of the BAP Pilcomayo during the War of the Pacific, commanding it before its capture. He was also a Senator of the Department of Huánuco from July 28, 1907, to February 6, 1910, where he died in office.

The Capture of the corvette Pilcomayo was a battle of the Naval campaign of the War of the Pacific. In the battle, the Peruvian gunboat Pilcomayo was captured by the Chilean ironclad Blanco Encalada after a brief confrontation.