Yizi or Yi Zi may refer to:

Places

• Yizi Subdistrict, Panzhou, Guizhou, China
• Yizi Hutong, Shichahai, Beijing, China; a historic hutong villa
• Yizi Lane, Haishu, Ningbo, Zhejiang, China; near Daqing Bridge station
• Yizi (Chinese: 夷子ㄧ), a minor Chinese state; see List of dynasties

People

• Yizi people, a native group of Guizhou, China\

Persons

Given name "Yizi" or "Yi-Zi"

• Lili Han Yizi (born 1956; Chinese: 韩仪子; pinyin: Hán Yǐzi, also Lili Han), wife of Singaporean politician and businessman Zeng Guoyuan
• Li Yizi (3rd century CE; Chinese: 李移子), a personage of the Three Kingdoms period'; see List of people of the Three Kingdoms (L)
• Meng Yizi (circa 5th century BCE), Confucian scholar, brother of Nangong Kuo (disciple of Confucius)
• Zhu Yizi (1537-1559; Chinese: 朱翊錙), heir apparent to the princely title of Prince of Zhao (Ming dynasty), but died before the holder of the seat died
• Zhu Yizi (1595-1650), the Prince of Chongxin of the House of Prince of Qin (Ming dynasty)