27th Brigade Royal Field Artillery

XXVII Brigade, Royal Field Artillery was a brigade of the Royal Field Artillery which served in the First World War.

It was originally formed with 119th, 120th and 121st Batteries, and attached to 5th Infantry Division. In August 1914, it mobilised and was sent to the Continent with the British Expeditionary Force, where it saw service with 5th Division throughout the war. 37th (Howitzer) Battery joined the brigade in May 1916.