The 28th Indian Brigade was an infantry brigade of the British Indian Army that saw active service with the Indian Army during the First World War. Formed in October 1914, it defended the Suez Canal in early 1915, ended the Ottoman threat to Aden in July 1915, took part in the Mesopotamian Campaign in 1916 and 1917, before finishing the war in the Sinai and Palestine Campaign. It remained in Palestine until it was broken up in 1920.