Procopio Castro Bonifacio (c. 1873 – May 10, 1897) was a Filipino independence activist and revolutionary during the Philippine Revolution of 1896 against Spain. He was a member of the secret revolutionary society turned revolutionary government Katipunan with his other siblings Ciriaco and Espiridiona. His eldest brother Andres C. Bonifacio was one of the founders and, eventually, president of the Katipunan.
