Dayao primarily refers to Dayao County (大姚县), a county of Chuxiong Yi Autonomous Prefecture, Yunnan, PRC. Dayao may also refer to these other settlements in the PRC: Dayao, Liuyang (大瑤镇), town in Liuyang City, Hunan Dayao, Yantai (大窑镇), town in Muping District, Yantai, Shandong Dayao is also a genus of rove beetle.