city, southern Luzon, Philippines. Located in a fertile and densely populated plain about halfway between Cavite City on Manila Bay (north) and Taal Lake (south), it is named after the 13 Filipino patriots martyred by the Spanish in 1896 at Cavite. Trece Martires is a trading centre; rice, fruits, coffee, sugarcane, and bananas are grown in the region. Inc. city, 1954. Pop. (2000) 41,653.