Wang Nam Khiao (Thai: วังน้ำเขียว, pronounced [wāŋ ná(ː)m kʰǐa̯w]) is a district (amphoe) in the southern part of Nakhon Ratchasima province, northeastern Thailand.

The minor district (king amphoe) Wang Nam Khiao was created by separating the four tambons Wang Nam Khiao, Wang Mi, Udom Sap, and Raroeng of Pak Thong Chai district on 1 April 1992.

[2] Neighbouring districts are (from the north clockwise): Pak Thong Chai, Khon Buri of Nakhon Ratchasima Province; Na Di and Prachantakham of Prachinburi province; Pak Chong and Sung Noen of Nakhon Ratchasima.

The Sankamphaeng Range mountainous area is in the southern part of this district.

This Nakhon Ratchasima Province location article is a stub.