Santosh Sagar ji (born 10 March 1987), known reverentially as Bhai Shri Santosh Sagar Ji, is an Indian Hindu Spiritual Guru, Spiritual Hindu Preacher, Orator, and Katha Vachak (religious orator). He is known for his discourses on the Bhagavata Purana and the Bhagavad Gita, and has delivered spiritual talks across India in schools, colleges, prisons, and public gatherings.
He completed his primary education in Shri Dungargarh, and later moved to Varanasi (Banaras), where he pursued higher studies in B.A., M.A., and Shastriya Knowledge (traditional scriptures).