Daganbhuiyan Upazila is an Upazila belongs to Feni District in the Division of Chittagong, Bangladesh. It is located at 22.9375° North 91.3042° East. It is bounded by Nangalkot, Chauddagram and Feni sadar on the north, Companiganj on the south, Feni sadar and Sonagazi on the east, and Senbagh on the west. Former name of Daganbhuiyan is Gopiganj.
Area: 141.71 sq. km
Population (around): 220,000
Density: 1236 per sq. km
Total Unions: 8
Literacy rate: 40.9%
High Schools: 23 (Ramnogor K.M.C High School, Karim Ullah High School, Fazilerghat High School, Momarizpur High School, etc.)
Government Primary Schools: 94
Specialty: Cotton spinning mills.