List of component units of British 1st Infantry Division

Reconnaissance

• 13th/18th Hussars 03/09/39-31/03/40
• 1st Reconnaissance Battalion, Reconnaissance Corps 08/01/41-05/06/42
• 1st Reconnaissance Regiment, Reconnaissance Corps 06/06/42-31/12/43
• 1st Reconnaissance Regiment, Royal Armoured Corps 01/01/44-31/08/45

  Engineers

• 17th Field Company, Royal Engineers 03/09/39-02/11/39
• 23rd Field Company, Royal Engineers 03/09/39-31/08/45
• 26th Field Company, Royal Engineers 03/09/39-28/04/40
• 248th Field Company, Royal Engineers 02/11/39-31/08/45
• 238th Field Company, Royal Engineers 29/02/40-31/04/45
• 6th Field Park Company, Royal Engineers 03/09/39-31/08/45
• 1st Bridging Platoon, Royal Engineers 18/10/43-31/08/45

  Signals

• 1st Divisional Signals Regiment, Royal Corps of Signals 03/09/39-31/08/45

  Artillery

• 2nd Field Regiment, Royal Artillery 03/09/39-31/08/45
• 19th Field Regiment, Royal Artillery 03/09/39-31/08/45
• 24th Field Regiment, Royal Artillery 03/09/39-31/01/40
• 67th Field Regiment, Royal Artillery 31/01/40-31/08/45
• 21st Anti-Tank Regiment, Royal Artillery 03/09/39-10/10/41
• 81st Anti-Tank Regiment, Royal Artillery 05/11/40-08/04/45
• 93rd Anti-Tank Regiment, Royal Artillery 09/05/45-31/08/45
• 90th Light Anti-Aircraft Regiment, Royal Artillery 27/01/42-07/11/44
• 11th Light Anti-Aircraft Regiment, Royal Artillery 19/11/44-17/01/45
• 1st Light Anti-Aircraft Regiment, Royal Artillery 22/03/45-31-08/45

  Divisional Infantry

Machine Gun Battalions

• 4th Battalion Cheshire Regiment 11/11/41-01/10/42
• 2/7th Battalion Middlesex Regiment 29/05/44-31/08/45

  Support Battalions

• 2/7th Support Battalion Middlesex Regiment 17/08/43-27/05/44

  Brigades

• British 1st Guards Brigade 03/09/39-01/06/41
• British 2nd Infantry Brigade 03/09/39-31/08/45
• British 3rd Infantry Brigade 03/09/39-31/08/45
• British 210th Infantry Brigade 25/11/41-12/01/42
• British 38th Infantry Brigade 13/01/42-07/06/42
• British 34th Army Tank Brigade 08/06/42-02/09/42
• British 25th Army Tank Brigade 03/09/42-13/11/42
• British 24th Infantry Brigade 06/12/42-07/03/44
• British 18th Infantry Brigade 08/03/44-16/08/44
• British 66th Infantry Brigade 19/08/44-31/08/45