Satya Vrat Shastri (29 September 1930 – 14 November 2021) was an Indian Sanskrit scholar, writer, grammarian and poet.

His important works are Ramakirtimahakavyam, Brahattaram Bharatam, Sribodhisattvacharitam, Vaidika Vyakarana, Sarmanyadesah Sutram Vibhati, and "Discovery of Sanskrit Treasures" in seven volumes.

[5] He joined the University of Delhi soon after, where for the next forty years of his teaching career, he held important positions as the Head of the Department of Sanskrit, and the Dean of the Faculty of Arts.

Later research projects were the Sanskrit inscriptions and Hindu temples in Thailand, Kalidasa Studies, a critical edition of the Yogavasishtha, the Sanskritic vocabulary of South East Asia, and the Rama story in South East Asia.

In 2009, he became the only Sanskrit poet to win the (2006) Jnanpith award, for his contributions to the enrichment of the language, and conferred by his former disciple, Princess of Thailand, Maha Chakri Sirindhon.