Laha (Chinese: 拉哈; Vietnamese: La Ha) is a Kra language spoken by approximately 1,400 people out of a total population of 5,686 Laha.
It is spoken in Lào Cai and Sơn La provinces, Vietnam.
Many Laha can also converse in the Khmu language, and Laha-speaking areas also have significant Black Thai (Tai Dam), Kháng, Ksongmul (Ksingmul, Xinh-mun), and Hmong populations.
Ostapirat (2000) considers the Laha dialects to form a subgroup of their own (Southern Kra) within the Kra branch.
Wet Laha (Laha Ung, la33 ha21 ʔuŋ31) of Lào Cai and Lai Châu Dry Laha (Laha Phlao) of Sơn La — around the Sông Đà and Nậm Mu Rivers Both have the same final consonants, except /l/ is only in the Noong Lay dialect.