The Nung languages are a poorly described family of uncertain affiliation within the Tibeto-Burman languages

Tibeto-Burman languages

The Tibeto-Burman languages are the non-Chinese members of the Sino-Tibetan language family, over 400 of which are spoken thoughout the highlands of southeast Asia, as well as lowland areas in Burma ....

. They include:

• Drung
  Derung language
  Derung is a Tibeto-Burman language of the Derung people of China. The Derung have no written language. It is believed that the Derung and Nu people are of the same origin and speak somewhat the same language. They share the same kinship terminology as well as other cultural features.-External...
  
  
• Răwang
• Nung
  Nung language
  Nung, or Anung , is a Tibeto-Burman language used by the Nung people. It is very close to the Derung language. Most of the Nung people in China have shifted to Lisu.- Consonant :The Anung have 43 single consonants.- External links :*...
  
  
• Ālóng
• Ruòruò,

and are spoken in Yunnan and Burma.

Matisoff postulated a relationship between Nungish and Jingpho, but neither van Driem (2001) nor Thurgood and La Polla (2003) have been able to find substantiating evidence.