Longuda is a Niger–Congo language of Nigeria. Joseph Greenberg counted it as a distinct branch, G10, of his Adamawa family

Adamawa languages

The Adamawa languages are a putative family of 80–90 languages scattered across the Adamawa Plateau in central Africa, in Nigeria, Cameroon, Central African Republic, and Chad, spoken altogether by only one and a half million people . Joseph Greenberg classified them as one branch of the...

. Boyd (1989) assigned it a branch within Waja–Jen. When Blench (2008) broke up Adamawa, Longuda was made a branch of the Bambukic languages

Bambukic languages

The Bambukic Yungur–Jen languages form a branch of the provisional Savanna languages, a reduced form of the Waja–Jen branch of the old Adamawa languages family . They are spoken in eastern Nigeria....

.

The number of speakers is unknown. Ethnologue cites a figure of 32,000 from 1973.

Variants of the name 'Longuda' include Languda, Longura, Nunguda, Nungura, Nunguraba.