San Diu people
| Total population | |
|---|---|
| 183,004 | |
| Regions with significant populations | |
| Northern Vietnam | |
| Languages | |
| Sán Dìu Vietnamese | |
| Religion | |
| Predominantly Mahayana Buddhism Taoism Catholicism Evangelicalism | |
| Related ethnic groups | |
| Chinese Vietnamese Yao people |
The Sán Dìu (also known as San Deo, Trai, Trai Dat and Man Quan Coc; Chinese: 山由族; pinyin: Shān yóu zú; Jyutping: saan1 jau4 zuk6; Cantonese Yale: Sanyau Juk; Chữ nôm: 𠊛山由; Vietnamese alphabet: Người Sán Dìu) are an ethnic group in northern Vietnam who predominately 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.