Henry Thomas Colebrooke FRS FRSE (1765-1837) was a Sanskrit scholar and orientalist. He was born in London, the third son of Sir George Colebrooke, 2nd Baronet, Chairman of the East India Company, and Mary Gaynor of Antigua. He was educated at home and at fifteen was adept in classics and mathematics.
In 1782 Colebrooke was appointed to a writership in India. He held administrative, legal and academic posts whilst in India during which time he learnt Sanskrit which he used to translate "Digest of Hindu Laws", unfinished by Sir William Jones.
Colebrooke returned to England in 1814 where he played an active role in promoting knowledge. He was co-founder of the Royal Astronomical Society. He was present at the inaugural dinner and meeting on January 12, 1820. More significantly for the Royal Asiatic Society, he instigated its foundation, with the initial planning meetings taking place at his home. He presided as Director of the Society until his death in 1837.