The Sán Dìu (also known as San Deo, Trai, Trai Dat and Man Quan Coc; ; Chữ nôm: ; Vietnamese alphabet: Người Sán Dìu) are an ethnic group in northern Vietnam who predominantly speak Sán Dìu language, a Yue Chinese language. They are believed to have migrated from the Liangguang region of modern-day China around the 15th century.
Overview
The group's estimated population as of 2000 was 117,500; the 2019 census put the number at 183,004.