(30–101) Scholar and official of the Eastern Han dynasty known for his expertise in the 左传 zuǒ​zhuàn and the 国语 guó​yǔ; also an astronomer who improved calculations for the movement of the sun and moon.

(c. 174–228) General and official of the state of Cao Wei during the Three Kingdoms period; father of 贾充 jiǎ​chōng.