Sagbayan, officially the Municipality of Sagbayan, is a 4th class municipality in the province of Bohol, Philippines. According to the 2020 census, it has a population of 24,335 people.

Bohol, officially the Province of Bohol, is an island province of the Philippines located in the Central Visayas region, consisting of the island itself and 75 minor surrounding islands. Its capital is Tagbilaran. With a land area of 4,821 km2 (1,861 sq mi) and a coastline 261 km (162 mi) long, Bohol is the tenth largest island of the Philippines.