Pueai Noi (Thai: เปือยน้อย, pronounced [pɯ̄aj nɔ́ːj]; Northeastern Thai: เปือยน้อย, pronounced [pɯ̄aj nôːj]) is a district (Amphoe) in the southwestern part of Khon Kaen province, northeastern Thailand.

Neighboring districts are (from the south clockwise): Nong Song Hong and Ban Phai of Khon Kaen Province; and Kut Rang and Na Chueak of Maha Sarakham Province.

The minor district (king amphoe) Phueai Noi was established on 17 January 1977, with the two tambons Phueai Noi and Wang Muang from Ban Phai district.

[2] The district is divided into four subdistricts (tambons), which are further subdivided into 32 villages (mubans).

This Khon Kaen Province location article is a stub.