Origins
Xianling and Sichuan Traditions
Xingshi Xunyuan records that a prominent Xianling clan bore the surname You and that the surname was numerous in Shu, linking its early presence with the Xianling and Sichuan regions.
Reference: 犹姓_犹姓的来源和历史_百家姓
You Daoming's Surname Change
The surname tradition identifies You Daoming as its founding ancestor: in the fourth year of Jiaxi, with Xining given as an alternative date, he received the phrase “克壮其犹” after the palace examination and changed his surname from 尤 to 犹.
Reference: 犹姓_犹姓的来源和历史_百家姓
Historical Records
Surname Overview
You (犹/猶, yóu) is a relatively rare Han Chinese surname recorded in the surname sections of Xu Tongzhi and Qing Tongzhi.
Reference: 犹姓_犹姓的来源和历史_百家姓
Commanderies and Clan Halls
Commandery and Hall
The You surname's ancestral commandery is Xiping, and its hall name is Wengshui Hall, established from its ancestral locale.
Reference: 犹姓_犹姓的来源和历史_百家姓
Migration and Distribution
Geographic Distribution
Major communities are distributed across numerous parts of Guizhou, as well as Wansheng, Qijiang, Nanchuan, Jiangjin and Tongliang in Chongqing; Nanbu, Guang'an and Shifang in Sichuan; and Zhenxiong in Yunnan.
Reference: 犹姓_犹姓的来源和历史_百家姓
Genealogy and Generation Names
Republican-Era Genealogy
In 1925, You Xuehu compiled a twelve-volume Republican-era edition of the You Clan Genealogy and also wrote local historical works including The You Clan's Entry into Guizhou.
Reference: 犹姓_犹姓的来源和历史_百家姓