Matag-ob

', officially the ' (; ; ), is a in the province of , . According to the , it has a population of people.
In 1957 the barrios of Santo Rosario, Santa Rosa, Balagtas, San Vicente and Mabini were separated from the municipality of Palompon and constituted into Matag-ob.
Barangays.
Matag-ob is politically subdivided into 21 barangays.
Demographics.
In the , the population of Matag-ob was people, with a density of .