Chinese Vietnamese or Vietnamese Chinese may refer to:

Language

• Sino-Vietnamese vocabulary, Chinese-derived vocabulary in the Vietnamese language
• Literary Chinese in Vietnam, a script for the Vietnamese language
• Chữ Nôm, an adaptation of Chinese characters used to write the Vietnamese language directly

People

Ethnic Chinese in Vietnam:

• Hoa, Chinese who immigrated to Vietnam during the Qing dynasty and Republic of China period
• Ngái, rural-dwelling Hakka Chinese speakers, counted separately from the Hoa
• Chinese Nùng, rural-dwelling Cantonese and Hakka Chinese speakers who immigrated from China, counted separately from the Hoa and the Ngái

Vietnamese people in China:

• Gin people, one of the 55 officially recognised ethnic minorities of the People's Republic of China
• Vietnamese people in Hong Kong

Relations between China and Vietnam

Typically in the hyphenated forms Chinese-Vietnamese or Vietnamese-Chinese:

• Any of the periods of Chinese rule in the history of Vietnam
  • First Chinese domination (History of Vietnam), 207 BC–39 AD
  • Second Chinese domination (History of Vietnam), 43–544
  • Third Chinese domination (History of Vietnam), 602–905
  • Fourth Chinese domination (History of Vietnam), 1407–1427
  • Sino-Vietnamese War of 1979
• People's Republic of China–Vietnam relations