Nisargadatta Maharaj (April 17, 1897 – September 8, 1981), born Maruti Shivrampant Kambli, was an Indian Guru of Shiva Advaita (Nondualism), belonging to the Inchagiri Sampradaya, a lineage of teachers from the Navnath Sampradaya and Lingayat Shaivism.
The publication in 1973 of I Am That, an English translation of his talks in Marathi by Maurice Frydman, brought him worldwide recognition and followers, especially from North America and Europe.