Major-General Sir John Davis KCB (27 April 1832 – 5 October 1901) was an Irish officer in the British Army who became General Officer Commanding the Southern District.

He was baptised at St Andrew's Catholic Church.

[2] Davis was commissioned as an ensign in the 35th (Royal Sussex) Regiment of Foot in 1852 and saw action during the Indian Rebellion in 1857.

[4] He was present at the First and Second Battles of El Teb in February 1884 and commanded the 2nd Brigade at the Battle of Tamai in March 1884 during the Mahdist War.

[7] He was appointed Honorary Colonel of the 3rd (Hampshire Militia) Battalion, Hampshire Regiment, on 26 February 1896,[8] and in 1900 he was given the Colonelcy of the Royal Sussex Regiment, which he held until his death the following year.