Ragang is a city located in Indonesia.
The name Ragang is also associated with Mount Ragang, an active stratovolcano situated on the island of Mindanao in the Philippines. Known locally as Mount Piagayungan or Blue Mountain, it reaches an elevation of 2,815 metres (9,236 ft).
Mount Ragang serves as the highest point in the Lanao del Sur province and ranks as the seventh highest mountain in the Philippines.