Canlubang is a major industrial zone located in the province of Laguna, southwest of Metro Manila in the Philippines. It was once a hacienda during the Spanish colonial period. Canlubang straddles two component cities of Laguna: Cabuyao, Calamba and the municipality of Silang in Cavite. The official political unit with the name Canlubang is a barangay in Calamba City, Laguna. It is the largest and most populated barangay in Calamba.