Bueng Samakkhi (Thai: บึงสามัคคี, pronounced [bɯ̄ŋ sǎː.mák.kʰīː]) is a district (amphoe) in the eastern part of Kamphaeng Phet province, central Thailand.

Tambon Rahan, Wang Cha-on, and Bueng Samakkhi were separated from Khanu Woralaksaburi district to form the minor district (king amphoe) Bueng Samakkhi on 30 April 1994.

[1] The government selected the name Bueng Samakkhi to commemorate the unity of the people in the district.

[3] Neighboring districts are (from the south clockwise) Khanu Woralaksaburi, Khlong Khlung, Sai Thong Watthana of Kamphaeng Phet Province, Sam Ngam, Pho Prathap Chang and Bueng Na Rang of Phichit province.

The district is divided into four sub-districts (tambons), which are further subdivided into 45 villages (mubans).