Bhaktisiddhanta Sarasvati Thakura, Indian religious leader, founded the Gaudiya Math (died 1937)

Bhaktisiddhanta Sarasvati, born Bimala Prasad Datt, was an Indian Gaudīya Vaisnava Hindu guru, ācārya, and revivalist in early twentieth-century India. To his followers, he was known as Srila Prabhupāda (an honorific also later extended to his disciple A. C. Bhaktivedanta Swami.

The Gaudiya Math is a Gaudiya Vaishnava matha formed on 6 September 1920, about 30 months after Bhaktisiddhanta Sarasvati took sannyasa, the renounced order of life. On 7 March 1918, the same day he took sannyasa, he established the Sri Chaitanya Math in Mayapura in West Bengal, later recognised as the parent body of all the Gaudiya Math branches. Its purpose was to spread Gaudiya Vaishnavism, the philosophy of the medieval Vaisnava saint Chaitanya Mahaprabhu, through preaching and publishing.