Sanatana Gosvami was a prominent saint and scholar in the Gaudiya Vaishnavism tradition, which focuses on the worship of Lord Krishna. Born in the 15th century in Bengal, he was a close associate of Chaitanya Mahaprabhu, who inspired him to dedicate his life to spiritual practices and the dissemination of devotional teachings. Sanatana Gosvami is best known for his writings, including the Brihad-bhagavatamrita and Hari-bhakti-vilasa, which outline the principles of devotion and the importance of serving Krishna. He played a crucial role in establishing the philosophical foundations of the Gaudiya Vaishnavism movement and is revered as one of its key figures.