The division comprised the following units and formations: ;
32nd Brigade : • 9th Battalion,
Prince of Wales's Own (West Yorkshire Regiment) –
absorbed 1/1st Yorkshire Hussars October 1917 and became 9th (Yorkshire Hussars) Battalion, West Yorkshire Regiment • 6th Battalion,
East Yorkshire Regiment –
became divisional pioneers 18 January 1915 • 6th Battalion,
Alexandra, Princess of Wales Own (Yorkshire Regiment) (Green Howards) –
absorbed into 2nd Battalion 16 May 1918 • 8th Battalion,
Duke of Wellington's (West Riding Regiment) –
from 34 Bde 18 January 1915; disbanded and drafted February 1918 • 6th Battalion,
York and Lancaster Regiment • 2nd Battalion, Green Howards –
joined from 30th Division 14 May 1918 • 32nd Brigade Machine Gun Company –
formed March 1916; joined 11th Battalion, Machine Gun Corps (MGC), 28 February 1918 • 32nd Brigade Trench Mortar Battery –
joined July 1917 ;
33rd Brigade : • 6th Battalion,
Lincolnshire Regiment • 6th Battalion,
Border Regiment –
disbanded and drafted February 1918 • 7th Battalion,
South Staffordshire Regiment • 9th Battalion,
Sherwood Foresters (
Nottingham and
Derbyshire Regiment) • 5th Battalion,
Dorsetshire Regiment–
from Army Troops; to 34 Bde 18 January 1915 • 33rd Brigade Machine Gun Company –
formed March 1916; joined 11th Battalion MGC 28 February 1918 • 33rd Brigade Trench Mortar Battery –
joined July 1917 ;
34th Brigade : •
8th Battalion,
Northumberland Fusiliers • 9th Battalion,
Lancashire Fusiliers –
disbanded and drafted February 1918 • 8th Battalion, Duke of Wellington's Regiment –
to 32 Bde 18 January 1915 • 11th Battalion,
Manchester Regiment • 5th Battalion, Dorsetshire Regiment –
from 33 Bde 18 January 1915 • 34th Brigade Machine Gun Company –
formed March 1916; joined 11th Battalion MGC 28 February 1918 • 34th Brigade Trench Mortar Battery –
joined July 1917 ;
1/2nd South-Western Mounted Brigade (Serving dismounted) –
attached at Suvla 9 October to 15 November 1915 •
1/1st Royal 1st Devon Yeomanry •
1/1st Royal North Devon Yeomanry •
1/1st West Somerset Yeomanry • 1/2nd South-Western Signal Troop,
Royal Engineers (RE) • 1/2nd South-Western Field Ambulance,
Royal Army Medical Corps (RAMC) ;
Divisional Mounted Troops: • 11th Divisional Cyclist Company,
Army Cyclist Corps –
formed January–March 1915; to VI Corps Cyclist Battalion 12 July 1916 • B Squadron,
1/1st Hertfordshire Yeomanry –
joined 4 April 1916 in Egypt; to VI Corps in France 12 July 1916 ;
Divisional Royal Artillery: • LVIII Brigade,
Royal Field Artillery (RFA) • 184, 185, 186 Batteries –
6-gun batteries reorganised by February 1915 as 4-gun batteries designated A, B, C and D • LVIII Brigade Ammunition Column (BAC) • LIX Brigade, RFA • 187, 188, 189 Batteries –
A, B, C, D by February 1915 • LIX BAC • LX Brigade, RFA • 190, 191, 192 Batteries –
A, B, C, D by February 1915 • LX BAC • LXI (Howitzer) Brigade, RFA –
remained in England when division went to Gallipoli; later joined Guards Division • 193 (H), 194 (H), 195 (H) Batteries –
A, B, C, D by February 1915 • LIX (H) BAC • 11th Divisional Ammunition Column –
remained in England when division went to Gallipoli •
1st Hull Heavy Battery,
Royal Garrison Artillery (RGA) and Ammunition Column –
redesignated 11th (Hull) Heavy Battery May 1915; remained in England when division went to Gallipoli; later went to East Africa Also attached: • LV Brigade, RFA –
attached from 10th (Irish) Division at Suvla until the evacuation • LVII (H) Brigade, RFA –
attached from 10th (Irish) Division at Suvla until the evacuation • IV Lowland (H) Brigade, RFA (TF) –
attached from 52nd (Lowland) Division at Suvla until the evacuation •
IV Highland (Mountain) Brigade, RGA (TF) –
attached from 29th Division at Suvla until the evacuation • 10th Heavy Battery, RGA –
attached from 10th (Irish) Division at Suvla until the evacuation • 91st Heavy Battery, RGA –
attached in England; detached at Gallipoli and landed at Cape Helles After 1916 reorganisations • LVIII Brigade, RFA • A, B, C Batteries • D Battery –
became A (H) Battery, CXXXIII (H) Brigade 26 April 1916 • LIX Brigade, RFA • A, B, C Batteries • D Battery –
became B (H) Battery, CXXXIII (H) Brigade 26 April 1916 • LX Brigade, RFA –
broken up 25 January 1917 • A, B, C Batteries • D Battery –
became CXXXIII BAC 26 April 1916 • CXXXIII (Howitzer) Brigade, RFA – ''formed in 26 April 1916 as 'The Howitzer Brigade, RFA', renamed 31 May 1916; broken up between LVIII and LIX Brigades November–December 1916'' • A (H) Battery –
from LVIII Brigade 26 April 1916 • B (H) Battery –
from LIX Brigade 26 April 1916 • CXXXIII BAC –
from LX Brigade 26 April; became C (H) Battery 22 June; broken up between A (H) and B (H) Batteries 29 August 1916 • 501 (H) Battery –
joined 15, left 27 November 1916 • CXVIII (H) Brigade, RFA –
joined from 1st Canadian Division 15 July 1916 and broken up • 458 (H) Battery –
became D (H) Battery, LVIII Brigade • 459 (H) Battery –
became D (H) Battery, LIX Brigade • 461 (H) Battery –
became D (H) Battery, LX Brigade • X/11, Y/11, Z/11 Medium Trench Mortar Batteries –
joined 9 August 1916 • 11th Divisional Ammunition Column –
rejoined in France 7 July 1916 and absorbed BACs After Winter 1916–17 reorganisation • LVIII Brigade, RFA • A, B, C, D (H) Batteries • LIX Brigade, RFA • A, B, C, D (H) Batteries • X/11 Medium Trench Mortar Battery • Y/11 Medium Trench Mortar Battery • Z/11 Medium Trench Mortar Battery –
absorbed by X/11 and Y/11 on 3 February 1918 • V/11 Heavy Trench Mortar Battery –
left February 1918 ;
Divisional Royal Engineers: • 67th Field Company, RE • 68th Field Company, RE • 68th Field Company, RE –
joined from 21st Division 7 February 1915 • 11th Divisional Signal Company, RE ;
Divisional Pioneers : • 6th Battalion, East Yorkshire Regiment ;
Divisional Machine Gun Troops: • 11 Divisional Motor Machine Gun Company –
joined 9 June 1915; remained in England when division went to Gallipoli • 250th Machine Gun Company, MGC -
joined 16 November 1917 • 11th Battalion, MGC –
formed 28 February 1918 • 32nd, 33rd, 34th, 250th MG Companies ;
Divisional Medical Services: • 33rd Field Ambulance,
Royal Army Medical Corps (RAMC) • 34th Field Ambulance, RAMC • 35th Field Ambulance, RAMC • 22nd Mobile Veterinary Section,
Army Veterinary Corps • 21st Sanitary Section –
joined in Egypt; joined IV Corps 9 December 1916 ;
Divisional Transport: • 11th Divisional Train,
Army Service Corps (ASC) –
remained in England when division went to Gallipoli; later joined 26th Division in Salonika • 112th, 113th, 114th 115th Companies, ASC • 11 Divisional Motor Ambulance Workshop –
remained in England when division went to Gallipoli and absorbed into Divisional Train • 11th Divisional Train, ASC –
former 53rd (Welsh) Divisional Train left in England; joined 6 July 1916 • 479th, 480th, 481st, 482nd Companies, ASC ==Commanders==