General Sir Herbert Vaughan Cox, GCB, KCMG, CSI (12 July 1860 – 8 October 1923) was a British officer in the Indian Army. Posted to India, he served in the closing stages of the Second Anglo-Afghan War and was promoted lieutenant.
He transferred to the Madras Staff Corps in 1882 and served in the Third Anglo-Burmese War of 1885–1886 with the 21st Madras Infantry.
He commanded the 4th Australian Division in Egypt and in France from 1916 to 1917, when he became Military Secretary to the India Office, where he remained until his retirement in January 1921.
He was promoted lieutenant-general in January 1917 for distinguished service in the field. In 1919 he was appointed to the Esher Committee to look into Indian Army administration and organisation.
He was promoted general in 1920, and appointed Knight Grand Cross of the Order of the Bath (GCB) in the 1921 Birthday Honours following his retirement.
He was initiated in Rajputana Lodge 2800 consecrated in 1900 and erased in 1954