Brigadier Robert Adolphus George Tilney, CBE DSO TD was a British Army officer who served during the Second World War.
Brigadier Robert Tilney was a Territorial Army officer formerly of the Leicestershire Yeomanry. On 5 November 1943 Tilney was appointed to command the British forces on the Greek island of Leros, replacing Major-General F.G.R. Brittorous. He had under his command the 234th Infantry Brigade and an assortment of RAF and Italian Army troops. The island of Leros was invaded by German forces on 12 November 1943 and Tilney surrendered on 16 November. Tilney spent the rest of the war as a POW.