Zhengshi
# Zhengshi

Zhengshi (正始) was a Chinese era name used by several emperors of China. It may refer to:

* Zhengshi (240–249), era name used by Cao Fang, emperor of Cao Wei
* Zhengshi (407–409), era name used by Gao Yun (emperor)
* Zhengshi (504–508), era name used by Emperor Xuanwu of Northern Wei
