General Sir Arthur Augustus Thurlow Cunynghame GCB FRGS (3 August 1812[1][a] – 10 March 1884) was a British Army commander and memoirist.

He served in the First Opium War as aide-de-camp to Major-General Alexander Fraser, Lord Saltoun, and he was present at the Battle of Chinkiang.

In 1853–54, he served as aide-de-camp to his father-in-law, Commander-in-Chief of the Forces Viscount Hardinge, until returning to action in the Crimean War.

In the 1869 Birthday Honours, he was created a knight commander of the Order of the Bath (KCB),[8] and promoted to lieutenant-general in 1870.

[7] From 1873 to 1878, he commanded the forces at the Cape of Good Hope, serving through the Xhosa Wars in 1877, when he was appointed Lieutenant-Governor of the Colony.

[5] He died at sea returning home from India while traveling for pleasure with his eldest daughter.