Duan (Chinese: 段; pinyin: Duàn; Korean: 단; romaja: Dan; Vietnamese: Đoàn) is an East Asian surname of Chinese origin that can be found in China, Vietnam and Korea.
Notable people
Mainland China
- Duan Sui (died 386), a ruler of the Xianbei state Western Yan
- Duan Ye (died 401), the first king of the Northern Liang of the Sixteen Kingdoms period
- Duan Siping (893-944), founder of the Kingdom of Dali
- Duan Yucai (1735–1815), philologist
- Duan Qirui (1865–1936), warlord and politician, President of the Republic of China
- Duan Qingbo (1964–2019), archaeologist
- Duan Huiling (Chinese: 段慧玲), Chinese mechanical engineer
- Duan Yixuan (born 1995), singer, actress, and member of the Chinese idol group SNH48
- Duan Aojuan (born 2000), singer, former member of Rocket Girls 101
Vietnam
- Đoàn Thượng (段尚; 1181–1228), general of the Lý dynasty of King Lý Cao Tông and Lý Huệ Tông.
- Đoàn Thị Điểm (段氏點; 1705–1748), female poet
Other
- Tuan Yi-kang, Taiwanese politician
- Mark Tuan, singer and member of South Korean boy group GOT7
