WannaJaiseangKhanu Woralaksaburi (, ) is a district (amphoe) in the southern part of Kamphaeng Phet province, central Thailand.
In 1987 history students from Silpakorn University surveyed the Khanu Woralaksaburi District. They found stone axes, clay pots, and beads of the Khao Kalon community. They estimated the age of the community to be around 5,000-1,000 years before historic era.
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. The minor district was renamed Khanu Woralaksaburi in 1939. It was upgraded to a full district in 1948.
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).
<small>Missing numbers are districts which now form Bueng Samakkhi District.</small>
There is one town (thesaban mueang) in the district:
There are two subdistrict municipalities (thesaban tambons) in the district:
There are 10 subdistrict administrative organizations (SAO) in the district: