Origins
Two main origins are given: one descends from the Spring and Autumn-period Chushi officials and took an official title as its surname; the other arose from residents of the ancient place called Chu and took the place name as their surname. Both are traced to Henan.
Reference: 《百家姓》第11姓:褚,褚姓来源、分布地域与名人介绍 | 速查君
Historical Records
Textual Attestations
The Zuo Zhuan records Chushi Pavilion south of Luoyang, while the Hou Han Shu's Treatise on Commanderies and States records Chushi Canal in Luoyang; both are cited in support of the ancient Chu place-name origin.
Reference: 《百家姓》第11姓:褚,褚姓来源、分布地域与名人介绍 | 速查君
Commanderies and Clan Halls
Commandery Prestige
The Chu surname's commandery prestige is Henan Commandery, established under Emperor Gaozu of Han and located around present-day Luoyang in Henan.
Reference: 《百家姓》第11姓:褚,褚姓来源、分布地域与名人介绍 | 速查君
Migration and Distribution
Distribution
The Chu surname is outside the hundred most common surnames in mainland China and Taiwan; its place of origin is identified as Henan.
Reference: 《百家姓》第11姓:褚,褚姓来源、分布地域与名人介绍 | 速查君
Notable People
Historical Figures
Chu Shaosun was a Western Han classicist and historian who supplemented the Records of the Grand Historian; Chu Suiliang was an early Tang calligrapher and statesman; Chu Tingzhang was a Qing jinshi who reached the post of Academician Reader-in-Waiting.
Reference: 《百家姓》第11姓:褚,褚姓来源、分布地域与名人介绍 | 速查君