Brigadier-General Arthur Frank Umfreville Green CMG DSO[1] (20 August 1878 – 20 April 1964) was a senior British Army officer in World War I and author of several publications.

[2] Green was commissioned as a second lieutenant in the Royal Garrison Artillery on 23 December 1897,[3] and in March 1900 was seconded for service in South Africa during the Second Boer War,[4] leaving Southampton on the SS Umbria late that month.

[5] During World War I he was deployed in Flanders and in Italy.

He served as a quartermaster general with the XI Corps and was part of the Inter-Allied Commission at the Spa Conference of 1920.

[6] In World War II he commanded the 4th battalion of the Sussex Home Guard.