The 27th Division was an infantry division of the British Army raised during the Great War, formed in late 1914 by combining various Regular Army units that had been acting as garrisons about the British Empire. The division spent most of 1915 on the Western Front in France before moving to Salonika where it remained with the British Salonika Army for the duration of the war. In 1916 its commander Hurdis Ravenshaw was captured by an Austrian submarine whilst sailing to England. In 1918 in Salonika the division took part in the Battle of Doiran. It carried out occupation duties in the Caucasus in the post-war before being withdrawn from the region in 1919.

Order of battle

The division was composed of the following units: The following battalions also served with the brigade a time in 1915: The following battalions also served with the brigade a time in 1915: The brigade joined the division in May 1915 from the 6th Division leaving for the 2nd Division in August. Division Troops Royal Army Medical Corps

Commanders

During its existence, 27th Division had the following commanders: