Brigadier-General Henry Frederick Hugh Clifford, DSO (August 1867 – 11 September 1916) was a British Army officer. He was killed in action during the Battle of the Somme while inspecting trenches. At the time, he was commanding the 149th (Northumberland) Brigade.
Clifford was the son of Sir Henry Hugh Clifford VC. His elder brother was the colonial administrator Sir Hugh Clifford.