Luma is a Southern Loloish language of northern Laos. Together with Akeu, it belongs to the Akoid (or Siloid) group of languages. Luma speakers consider themselves to be distinct from Akha. There are two dialects, Luma proper (also called Luma Pala) and Luma Eushi.
There are two dialects of Luma, with a combined total of about 12,000 speakers.
Alternative spellings and names include Louma Oeshi, Rshi, Uishui, Loma, Lou Ma, Lu Ma, and Ko-Luma.
Luma Eushi has been documented by Lew (2014), Gruber & Lew (2016), and Lew (2023).
Luma Pala (Luma proper) has been documented by Kingsada (1999) Shintani (2001).
An ISO 639-3 code is currently being requested for Luma.