Jiayu may refer to:

  • Jiayu Pass, the first pass at the west end of the Great Wall of China
  • Jiayu County, in Xianning, Hubei, China
  • Kongzi Jiayu, or The School Sayings of Confucius
  • Jia Yu Channel, a Malaysian Chinese-language pay-TV channel
  • Jiayu Town (贾峪镇) in the Prefecture-level city of Xingyang in Henan province, China