General Henry James Riddell KH (died 8 March 1861) was a British Army officer who became Commander-in-Chief, Scotland.

Riddell was commissioned in 1798 and took part in the Battle of Copenhagen in August 1807 during the Napoleonic Wars.

[2] He became permanent assistant at the Quartermaster General's Department on 4 January 1810 and then went to Spain as Assistant Quartermaster General on the staff in November 1810.

[1] Riddell served as Commander-in-Chief, Scotland and also as Governor of Edinburgh Castle from 1847[3] to 1852.

[4] Riddell is buried in Greyfriars Kirkyard in central Edinburgh.