A famous Eastern Han Dynasty scholar (died c. 83 AD) known as Zheng the Minister of Agriculture or the First Zheng to distinguish him from the later scholar 郑玄 zhèng​xuán; he was known for his integrity and his work on the "Spring and Autumn Annals"

A powerful Eastern Han Dynasty eunuch (died 114 AD) who assisted Emperor He in seizing power from the Dou family, marking the beginning of significant eunuch influence in Han politics.