| Nilo-Saharan, Eastern Sudanic, Nilotic, Western, Dinka-Nuer | 2,140,000 | |||
| Dinka Southcentral | 250,000 | |||
| Dinka Southwestern | 450,000 | |||
| Dinka Southeastern | 250,000 | |||
| Dinka Northeastern | 320,000 | |||
| Dinka Northwestern | 80,000 | |||
| Reel | 50,000 | |||
| Nuer | 740,000 | |||
| Nilo-Saharan, Eastern Sudanic, Nilotic, Western, Luo | 717,600 | |||
| Pari | 28,000 | |||
| Thuri | 6,600 | |||
| Shilluk | 175,000 | |||
| Mabaan | 40,000 | |||
| Jumjum | 40,000 | |||
| Burun | 18,000 | |||
| Luwo | 80,000 | |||
| Belanda Bor | 8,000 | |||
| Anuak | 52,000 | |||
| Acholi | 270,000 | |||
| Nilo-Saharan, Eastern Sudanic, Nilotic, Eastern, Bari | 261,812 | |||
| Bari | 226,000 | |||
| Mandari | 35,812 | |||
| Nilo-Saharan, Eastern Sudanic, Nilotic, Eastern, Lotuxo-Teso | 317,592 | |||
| Toposa | 100,000 | |||
| Loppit | 50,000 | |||
| Otuho | 135,000 | |||
| Lango | 20,000 | |||
| Lokoya | 12,392 | |||
| Dongotono | 200 | |||
| Nilo-Saharan, Eastern Sudanic, Eastern, Surmic, South | 131,623 | |||
| Didinga | 58,000 | |||
| Longarim | 3,623 | |||
| Murle | 60,000 | |||
| Tennet | 4,000 | |||
| Kacipo-Balesi | 5,000 | |||
| Suri | 1,000 | |||
| Nilo-Saharan, Central Sudanic, West | 78,900 | |||
| Gbaya | 16,000 | |||
| Aja | 200 | |||
| Mo'da | 600 | |||
| Morokodo | 3,400 | |||
| Nyamusa-Molo | 1,200 | |||
| Beli | 6,600 | |||
| Jur Modo | 15,400 | |||
| Bongo | 7,500 | |||
| Yulu | 3,000 | |||
| Baka | 25,000 | |||
| Nilo-Saharan, Central Sudanic, East, Moru-madi | 95,000 | |||
| Moru | 70,000 | |||
| Lulubo | 15,000 | |||
| Keliko | 10,000 | |||
| Niger-Congo, Atlantic-Congo, Volta-Congo, North, Adamawa-Ubangi, Ubangi | 350,000 | |||
| Zande | 350,000 | |||
| Total Southern Sudanese Population | 4,092,527 | 14% | ||
| Total Sudanese Population | 28,292,000 | |||
| These numbers are not official and some Southern Sudanese Languages may have been overlooked. | ||||
| All figures from ethnologue.com and language census reported vary from the 1970s, 80s and are not current. | ||||