1st South African Infantry Brigade

1st South African Infantry Brigade
Cap Badge of the 1st South African Infantry Brigade
Active	September 1915 – ? 1926 – January 1943
Disbanded	1 Jan 1943
Country	South Africa
Allegiance	Allied Forces (World War I and World War II)
Branch	South African Army
Type	Infantry
Size	Brigade
Motto(s)	Union is Strength
Commanders
Commander WWI	Brig-Gen H. T. Lukin Brig-Gen F. S. Dawson Brig-Gen W. E. C. Tanner
Commander World War II	Brig J. Daniel Brig D. H. Pienaar Brig J. B. Kriegler Brig J. P. A. Furstenberg Brig E.P. Hartshorn Brig C. L. de w. du Toit

The South African 1st Infantry Brigade was an infantry brigade of the army of the Union of South Africa during World Wars I and II. During World War I, the brigade served as a British formation in Egypt and on the Western Front, most famously the Battle of Delville Wood. It was reactivated at the start of the Second World War as a South African formation and served in East Africa and the Western Desert; the brigade disbanded on 1 January 1943.