Lua may refer to the following languages:
African Luba-Kasai language (ISO 639 code: lua), a Bantu language of Central Africa Niellim language, also known as Lua, a Niger–Congo language of southern Chad
Austroasiatic Lawa language, or La'wa/L'wa, a Mon–Khmer language of Thailand a collective term for Mon-Khmer languages of the Lua people, namely: Mal language Phai language
Computing Lua, a programming language
See also Lua (disambiguation) Luo language (disambiguation)