WannaJaiseangKhanu Woralaksaburi (Thai: ขาณุวรลักษบุรี, pronounced [kʰǎː.núʔ wɔ̄ː.rā.lák.sà.bū.rīː]) is a district (amphoe) in the southern part of Kamphaeng Phet province, central Thailand.

They found stone axes, clay pots, and beads of the Khao Kalon community.

Tambon Saen To, Salok Bat, Bo Tham, Yang Sung and Rahan were separated from Khlong Khlung district and created to form a minor district (king amphoe) named Khanu, which was renamed Saen To in 1917.

[3] Neighboring districts are (from the west clockwise): Pang Sila Thong, Khlong Khlung, Bueng Samakkhi of Kamphaeng Phet Province; Banphot Phisai, Lat Yao, and Mae Wong of Nakhon Sawan province.

Khanu Woralaksaburi is divided into 11 subdistricts (tambons), which are further subdivided into 143 administrative villages (mubans).