Major-General Sir Robert Nickle, KH (12 August 1786 – 26 May 1855) was a commander of the forces in Australia. Nickle was born at sea, the son of Robert Nicholl, an officer in the 17th Light Dragoons, and entered the army at an early age. He served with the Connaught Rangers in various parts of the world for upwards of twenty-two years, seeing much hard service and winning great distinction for bravery.