Quezon, province (1990 pop. 1,372,445), E central Luzon, the Philippines. Lucena is the capital. A long, narrow province bordering on the Philippine Sea and containing in part the rugged Sierra Madre Mts., it is an excellent source of timber. It produces coconuts and copra and has plywood mills and major wood-product manufactures, most notably Manila elemi (an oleoresin). Formerly called Tayabas, its name was changed in 1946 to honor President Manuel Quezon, who was born there, in the village of Baler.