Nong Khayang (Thai: หนองขาหย่าง, pronounced [nɔ̌ːŋ kʰǎː.jàːŋ]) is a district (amphoe) of Uthai Thani province, northern Thailand.

Nong Luang (หนองหลวง) was an important border checkpoint since the Ayutthaya Era.

Neighbouring districts are (from the west clockwise) Nong Chang, Thap Than, and Mueang Uthai Thani of Uthai Thani Province; Wat Sing and Nong Mamong of Chai Nat province.

The district is divided into nine sub-districts (tambons), which are further subdivided into 53 villages (mubans).

This Uthai Thani Province location article is a stub.