Thung Hua Chang (Thai: ทุ่งหัวช้าง, pronounced [tʰûŋ hǔa tɕʰáːŋ]; Northern Thai: โต้งหัวจ๊าง, pronounced [tôːŋ hǔa tɕáːŋ]) is a district (amphoe) of Lamphun province, northern Thailand.

The minor district (king amphoe) Thung Hua Chang was created on 1 February 1987, when three tambons were split off from Li district.

[2] Neighboring districts are (from the west clockwise): Li, Ban Hong, and Mae Tha of Lamphun Province; Soem Ngam and Thoen of Lampang province.

The Khun Tan Range stretches from north to south along the district.

The district is divided into three sub-districts (tambons), which are further subdivided into 35 villages (mubans).