Brigadier Alan Robert Barker DSO OBE MC (29 October 1898 – August 1984) was a senior British Indian Army officer of the Second World War.

On 27 October 1916 Barker was commissioned into the Indian Army on the unattached list, and between January and August 1917 he served with the Royal Flying Corps in France.

[1][2] He was promoted to lieutenant on 27 October 1917, and received a commission in the 7th Duke of Edinburgh's Own Gurkha Rifles.

Barker then joined the 124th Duchess of Connaught's Own Baluchistan Infantry serving in India.

On 18 October 1945 he was awarded the Distinguished Service Order for his leadership during heavy fighting on the Gothic Line.