Chaya may refer to:
- Places
- Chaya River (disambiguation), multiple rivers
- Chaya County, in Tibet
- Chaya, Afghanistan, a place in Afghanistan
- Other
- chashitsu (茶室), rooms or small buildings used for the Japanese tea ceremony
- chaya (茶屋), "teahouse", a Japanese euphemistic term for traditional brothels of the early modern period.
- Chaya (plant), a vegetable
- Chaya tequila, a brand of tequila
- Chhaya: Hindu goddess of shadow
- Chaya (film), a film from the cinema of Karnataka, India
- Chaya family, a wealthy family of textile merchants based in Kyoto from the 16th century into the Edo period
- Chaya Shirōjirō, merchants within that family, wealthy and influential traders with the official patronage of the Tokugawa shogunate
- People
- Chaya Rubinstein, Polish-born American business magnate