Zamboanga may refer to: Zamboanga City, the largest city in Western Mindanao of the Philippines Zamboanga Peninsula, a peninsula Zamboanga Peninsula (Administrative Region), mainly consisting of the geographical peninsula Republic of Zamboanga, short-lived revolutionary republic in 1899 Zamboanga (province), historic 19th century province Zamboanga del Norte, modern province in the north Zamboanga del Sur, modern province in the south Zamboanga Sibugay, modern province… (More on Zamboanga)