Imelda, Zamboanga Sibugay
', officially the ' (; Chavacano: "Municipalidad de Imelda"; ), is a in the province of , . According to the , it has a population of people. The municipality was established on 11 November 1977 by virtue of Presidential Decree No. 1239 signed by Philippine President Ferdinand Marcos. It was formed from several barangays taken from the neighboring municipalities of Malangas, Siay, and Alicia and named after First Lady Imelda Marcos. It is the least populous municipality in the province and the third smallest in area. Geography. Barangays. Imelda is politically subdivided into 18 barangays.