Tumma is an ethnic group in
South Kurdufan in
Sudan. They speak
Katcha-Kadugli-Miri
Kadugli, also Katcha-Kadugli-Miri or Central Kadu, is a Kadu language or dialect cluster spoken in Kordofan. Stevenson treats the varieties as dialects of one language, and they share a single ISO code, though Schadeberg (1989) treats them as se ...
, a Nilo-Saharan language. The population of this group likely exceeds 10,000.
References
Joshua Project
Nuba peoples
Ethnic groups in Sudan
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