Major-General Sir Henry Hallam Parr KCB CMG (24 July 1847 – 4 April 1914) was a British Army officer who became General Officer Commanding North-Western District.

Educated at Twyford School, Hallam Parr was commissioned as an ensign in the 13th Regiment of Foot on 8 September 1865.

[2] He also saw action at the Battle of Tamai in March 1884 and took part in the Nile Expedition later that year during the Mahdist War.

[2] He served as adjutant-general to Lord Grenfell, in his capacity as Sirdar of the Egyptian Army, in the late 1880s.

[4] He was colonel of the Somerset Light Infantry from May 1910[5] until his death in 1914.