Sigi Regency is a regency of Central Sulawesi, Indonesia. The principal town lies at Sigi Biromaru.
The Sigi Regency was divided at 2010 into fifteen districts (kecamatan), tabulated below with their 2010 Census population.
Coordinates: 1°23′06″S 119°58′01″E / 1.38500°S 119.96694°E / -1.38500; 119.96694