Acharya Mahapragya (also written Mahaprajña) was a great Jain Acharya of the Shvetambar Terapanth tradition in the 20th–21st century.

Key points in simple form:

• He was born in 1920 in Tamkor (Rajasthan) with the name Nathmal.
• At the age of about 10 he took Jain monk‑diksha in the Terapanth sangh.
• His guru was Acharya Tulsi, the 9th Acharya of Terapanth.
• Later he became the 10th Acharya (head) of the Shvetambar Terapanth order.
• He was famous for:

- Deep study of Jain Agamas and philosophy - Teaching ahimsa (non‑violence), aparigraha (non‑possessiveness) and anekant (non‑one‑sidedness) - Developing and spreading Preksha Dhyana (Preksha Meditation) - Strong work in the Anuvrat movement (small vows for pure and ethical life) - Writing many books on Jain Dharma, meditation, ethics and education

• He left his body (passed away) in 2010.

Within Jainism he is remembered as a yogi and Acharya who tried to bring people from all communities towards inner peace, self‑discipline and non‑violence through practical application of Jain principles.