|(Mainland) Southeast Tasmanian|
|Region||south-eastern mainland Tasmania|
|Ethnicity||Bruny tribe of Tasmanians|
Nuenonne ("Nyunoni") or Southeast Tasmanian, is an Aboriginal language of Tasmania in the reconstruction of Claire Bowern. It was spoken along the southeastern mainland of the island by the Bruny tribe.
Mainland Southeast Tasmanian is attested by 202 words collected by François Péron (1802) and by 573 words in various vocabularies collected by the D’Entrecasteaux expedition of 1792–1793 and published by Labillardière in 1800 and by Rossel in 1808. The French transcriptions of these sources differs from the English respellings seen in the records of other varieties of Tasmanian.
- T5 (includes Bruny Island) at the Australian Indigenous Languages Database, Australian Institute of Aboriginal and Torres Strait Islander Studies
- Claire Bowern, September 2012, "The riddle of Tasmanian languages", Proc. R. Soc. B, 279, 4590–4595, doi: 10.1098/rspb.2012.1842
- Bowern (2012), supplement