South Sangatta (, ) is a district of the East Kutai Regency, East Kalimantan, Indonesia. As of mid 2024, it was inhabited by 32,133 people (comprising 17,099 males and 15,034 females), and currently has a total area of 1,225 km<sup>2</sup>. Its district seat is located at the village of Singa Geweh.
The district was created on 31 October 2005 by the division of the former district of Sangatta. South Sangatta shares borders with North Sangatta and Rantau Pulung to the north, Muara Kaman (Kutai Kartanegara) to the west, and Teluk Pandan to the south.
South Sangatta is divided into the urban of Singa Geweh (marked with grey background) and 3 rural villages ():