The 10th Armoured Division was an armoured formation of division-size of the British Army, raised during the Second World War and was active from 1941–1944 and after the war from 1956–1957. It was formed from the 1st Cavalry Division, a 1st Line Yeomanry unit of the Territorial Army (TA) which had previously been serving in Palestine. The division was converted from cavalry to armour and redesignated from 1 August 1941.