Henry Hart may refer to:
Military men Henry Hart (soldier) (1566–1637), Anglo-Irish landowner in Donegal Henry Hart (Royal Navy officer) (1781–1856), British diplomat in Zanzibar Henry George Hart (1808–1878), British Army officer and founding author of Hart's Army List
Writers Henry Chichester Hart (1847–1908), Anglo-Irish botanist and explorer Henry M. Hart Jr. (1904–1969), American legal scholar at Harvard Henry Hart (author) (born 1954), American poet, historian and academic
Others Henry Hart (died c. 1578) (1531–1578), English MP for Old Sarum in 1559 Henry Hart (musician) (1839–1915), African-American composer, singer and violinist from Indiana
Characters Henry Hart / Kid Danger, 13-year-old American boy among Characters of Henry Danger and Danger Force in 2014
See also Henry Hert, English MP for Melcombe Regis in 1388 Henry Hickman Harte (1790–1848), Irish mathematician Harry Hart (disambiguation)