Tungawan, officially the Municipality of Tungawan, is a municipality in the province of Zamboanga Sibugay, Philippines. According to the 2020 …Tungawan, officially the Municipality of Tungawan, is a municipality in the province of Zamboanga Sibugay, Philippines. According to the 2020 census, it has a population of 46,497 people. It has an area of 47,328 hectares of land, the largest in the province, as well as 15,236 hectares of coastal waters.