Jianyi

Jianyi may refer to:


 * Jianyi, Liaoning (建一), a town in Dashiqiao, Liaoning, China

Historical eras

 * Jianyi (建義, 385–388), era name used by Qifu Guoren, ruler of Western Qin
 * Jianyi (建義, 528), era name used by Emperor Xiaozhuang of Northern Wei