DOU or Dou may refer to:
- Dou (surname) (窦/竇), a Chinese surname
- Empress Dou (disambiguation), Chinese empresses surnamed Dou
- Degree of unsaturation, in chemistry
- Dhammakaya Open University, near Bangkok, Thailand
- Diário Oficial da União, the official journal of the federal government of Brazil
- Gerrit Dou (1613–1675), Dutch Golden Age painter
- Dou (volume), a traditional Chinese unit of measurement, equivalent to a decaliter
See also
edit- Dou dizhu, a Chinese card game