Washi is a type of paper made in Japan.
Washi may also refer to:
- Sidiga Washi, Sudanese academic specialising in population, reproductive health and nutrition
- Washi Tahsil, a tahsil or subdistrict in Maharashtra, India
- Washi, Osmanabad, a village
- 9063 Washi, a main-belt asteroid
- Washi Dam, a dam in Ōno, Fukui, Japan
- Washi, an informal first-person Japanese pronoun
- Washi (hill), a Welsh mountain category