Bagumbayan, officially the Municipality of Bagumbayan (; , Jawi: çÃÂàï ÃÂàèçìÃÂàèçÃÂÃÂ; ), is a municipality in the province of Sultan Kudarat, Philippines. According to the 2020 census, it has a population of 68,947 people.
The municipality of Bagumbayan was transferred from the dissolved province of Cotabato to the province of Sultan Kudarat on November 22, 1973, by virtue of Presidential Decree No. 341 signed by President Ferdinand E. Marcos. On February 17, 1989, barangay Langgal was separated from Bagumbayan to become part of the newly established municipality of Senator Ninoy Aquino by virtue of Republic Act No. 6712.
Bagumbayan is politically subdivided into 19 barangays. Each barangay consists of puroks while some have sitios.
Bagumbayan, known for its gold and copper deposits, has emerged as a growing source of export-quality banana and pineapple in Central Mindanao. Companies such as Super Green Agricultural Developers Corp. (Sugadco) and SUMIFRU Inc. developed of banana and pineapple plantations in Barangay Kinayao, Bagumbayan town, starting May, 2008. 5 other barangays in the town will later be developed for banana, namely: Bai Saripinang, Daguma, Kapaya, Tuka, Poblacion and Busok.