The Sadh are a Hindu sect in northern India.
Sadh or SADH may also refer to:
- Sadh Vaishnavism, another Hindu tradition
- Daminozide, a plant growth regulator
- N-succinylarginine dihydrolase, an enzyme
- Amit Sadh (born 1983), Indian actor
See also
- Sadh Sangat, in Sikhism
- Satnampanth or Satnami, religious movement in Chhattisgarh, India