Mae La Noi (Thai: แม่ลาน้อย, pronounced [mɛ̂ː lāː nɔ́ːj]) is a district (amphoe) in the southern part of Mae Hong Son province, northern Thailand.

The minor district (king amphoe) was created on 10 February 1967, consisting of the two tambons, Mae La Noi and Mae La Luang.

Mae La Luang originally belonged to Khun Yuam district.

The district is divided into eight sub-districts (tambons), which are further subdivided into 69 villages (mubans).

This Mae Hong Son province location article is a stub.