Prasat Ban Thanon Hak otherwise known as Prasat Thanon Hak is a small ruined building located in Ban Thanon Hak, Ban Mai Subdistrict, Nong Bun Mak District, Nakhon Ratchasima Province. It is a Khmer Hindu temple built in the 11th century. The temple measures approximately 4 m, 80 m long and 20 m thick.