Mount Sungay, also known as Mount Gonzales, is a mountain in the province of Cavite in the Philippines. Located in eastern Tagaytay, the inactive stratovolcano is the highest point of the province of Cavite at . The slopes of the mountain is the source of the San Cristobal River that flows from the mountain to Silang, Cavite down to its mouth at Laguna de Bay in Calamba, Laguna.