Mount Tapulao is the highest mountain in the Zambales Mountain Range and in the province of Zambales in the Philippines. The peak, which rises to an elevation of 2,037 metres above sea level, is located in the municipality of Palauig, Zambales. Its name is derived from the abundance of Sumatran Pine trees in the area, known in Zambal as tapolaw. The mountain was once a site of a large-scale chromite mining operations.