Lieutenant-General Sir Thomas Durand Baker KCB (23 March 1837 – 9 February 1893) was a British army officer, and Quartermaster-General to the Forces.

Educated at Cheltenham College, Baker was commissioned into the 18th (Royal Irish) Regiment in 1854.

[2] Then in 1873 he was despatched, during the Third Anglo-Ashanti War, to West Africa where he served as Assistant Adjutant, then Quartermaster-General and then finally as Chief of Staff.

[1] He was deployed to Afghanistan in 1879 where he became a Brigade Commander and took part in the Battle of Kandahar in 1880.

[1] He became Adjutant-General, India in 1884 and General Officer Commanding a Division of the Bengal Army in 1886.