Jains may refer to:
- Jainism, also known as Jain Dharma (जैन धर्म), is a religion and philosophy
- List of Jains, a list of people who follow the Jain Dharma religion
- Jain Irrigation Systems (often known as Jain Irrigation, JISL, or simply Jains) is a canonical of a multinational organization based in Jalgaon, Maharashtra, India