Henry Liddell (1811–1898) was a British dean, headmaster and author.

Henry Liddell may also refer to:

Henry Liddell (priest) (1787–1872), father of the dean Henry Liddell, 1st Baron Ravensworth (1708–1784), member of parliament for Morpeth Henry Liddell, 1st Earl of Ravensworth (1797–1878), British member of parliament for Northumberland, for North Durham and for Liverpool Henry Liddell, 2nd Earl of Ravensworth (1821–1903), British politician, member of parliament for Northumberland South

See also Harry Liddell (1866–1931), British politician, member of parliament for West Down