Mangrai, also known as Mengrai, was the 25th king of Ngoenyang and the first king of Lanna. He established a new city, Chiang Mai, as the capital of the Lanna Kingdom (1296–1558).

Kam Mueang or Northern Thai language is the language of the Northern Thai people of Lanna, Thailand. It is a Southwestern Tai language that is closely related to Tai Lue language. Kam Mueang has approximately six million speakers, most of whom live in the native Northern Thailand, with a smaller community of Lanna speakers in northwestern Laos.