Mueang Mae Hong Son (Thai: เมืองแม่ฮ่องสอน, pronounced [mɯ̄a̯ŋ mɛ̂ː hɔ̂ŋ sɔ̌ːn]) is the capital district (amphoe mueang) of Mae Hong Son province, northern Thailand.

The Interior Ministry upgraded Mueang Mae Hong Son to a fourth-class city under Monthon Phayap on 10 May 1910.

Neighboring districts are (from south clockwise): Khun Yuam of Mae Hong Son Province; Kayah State of Myanmar; Pang Mapha and Pai of Mae Hong Son Province; and Galyani Vadhana and Mae Chaem of Chiang Mai province.

Mae Hong Son itself is a town (thesaban mueang) which covers tambon Chong Kham.

This Mae Hong Son province location article is a stub.