South Bengkulu (Indonesian: Bengkulu Selatan) is a regency of Bengkulu Province, Indonesia, on the island of Sumatra. It originally comprised all of that part of Bengkulu Province situated to the southeast of the city of Bengkulu, but on 25 February 2003 this area was split into three parts, with the most southeastern districts split off to form a new Kaur Regency and the most northwestern districts (closer to Bengkulu city) split off to form a new Seluma Regency. The reduced South Bengkulu Regency now covers 1,219.91 km, and had a population of 142,940 at the 2010 Census and 166,249 at the 2020 Census; the official estimate as at mid 2023 was 171,463 - comprising 87,297 males and 84,166 females. The regency's administrative centre is the coastal town of Manna.

The Regency is divided into eleven districts (Indonesian: kecamatan), tabulated below with their areas and their populations at the 2010 Census and the 2020 Census, together with the official estimates as at mid 2023. The table also includes the location of the district administrative centres, the number of administrative villages in each district (totaling 142 rural desa and 16 urban kelurahan), and its post code.

Kode Wilayah	Name of District (kecamatan)	Area in km	Pop'n Census 2010	Pop'n Census 2020	Pop'n estimate mid 2023	Admin centre	No. of villages	Post code
17.01.04	Manna	36.12	13,102	16,303	17,000	Kayu Kunyit	18	38511
17.01.05	Kota Manna (Manna town)	35.30	26,880	31,807	32,900	Ibul	11	38511 - 38513
17.01.01	Kedurang	234.55	10,275	11,990	12,400	Tanjung Alam	19	38553
17.01.10	Bunga Mas	36.32	5,804	6,828	7,100	Gindosuli	10	38511
17.01.11	Pasar Manna	7.40	17,514	17,954	18,100	Pasar Bawah	9	38513 - 38518
17.01.07	Kedurang Ilir	55.16	7,212	8,944	9,300	Lubuk Ladung	12	38554
17.01.02	Seginim	51.27	15,069	17,174	17,600	Pasar Baru	22	38552
17.01.08	Air Nipis	205.36	10,302	12,441	12,729	Suka Negeri	10	38571
17.01.03	Pino	86.04	11,262	12,775	12,900	Masat	16	38570
17.01.06	Pino Raya	223.50	18,303	21,938	22,700	Pasar Pino	21	38572
17.01.09	Ulu Manna	185.72	7,217	8,095	8,300	Simpang Pino	10	38573
	Totals	1,219.91	142,940	166,249	171,463	Manna	158

Notes: (a) including the kelurahan of Kayu Kunyit.
(b) comprising 6 kelurahan (Gunung Ayu, Ibul, Kampung Baru, Kota Medan, Padang Kapuk and Pasar Baru) and 5 desa.
(c) comprising 7 kelurahan (Belakang Gedung, Gunung Mesir, Ketapang Besar, Padang Sialang, Pasar Bawah, Pasar Mulia and Tanjung Mulia) and 2 desa. (d) including the kelurahan of Tanjung Menang. (e) including the kelurahan of Masat.

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4°21′00″S 103°02′00″E / 4.3500°S 103.0333°E / -4.3500; 103.0333