Rangamati Hill District (Bengali: রাঙ্গামাটি পার্বত্য জেলা, Chakma:𑄢𑄁𑄉𑄟𑄖𑄧𑄖𑄬 𑄟𑄯𑄚𑄧 𑄥𑄉𑄣) is a district in south-eastern Bangladesh. It is a part of the Chattogram Division, and the town of Rangamati serves as the headquarters of the district. By area, Rangamati is the largest district of the country.