George was the second son of Charles, Lord Binning (1697-1732), heir to the 6th Earl of Haddington, and he inherited the Mellerstain estate when his aunt Grisell, Lady Murray died in 1759.
James Earl Jones | Prince Edward, Earl of Wessex | Louis Mountbatten, 1st Earl Mountbatten of Burma | Herbert Kitchener, 1st Earl Kitchener | Earl | Frederick Roberts, 1st Earl Roberts | Earl of Derby | Earl Warren | Earl of Pembroke | Robert Harley, 1st Earl of Oxford and Earl Mortimer | Earl of Warwick | Thomas Wentworth, 1st Earl of Strafford | Edward Smith-Stanley, 14th Earl of Derby | Earl of Shrewsbury | William Pitt, 1st Earl of Chatham | Simon de Montfort, 6th Earl of Leicester | Richard Neville, 16th Earl of Warwick | Earl of Leicester | John Scott, 1st Earl of Eldon | Robert Devereux, 2nd Earl of Essex | Robert, 1st Earl of Gloucester | Edward Harley, 2nd Earl of Oxford and Earl Mortimer | Earl of Devon | Douglas Haig, 1st Earl Haig | My Name Is Earl | Edward Hyde, 1st Earl of Clarendon | Earl Scruggs | Earl of March | Richard Howe, 1st Earl Howe | John Russell, 1st Earl Russell |
It was discovered by a British expedition under James Clark Ross, 1839–43, who named it "Cape Hamilton" after Captain William Baillie-Hamilton, Royal Navy, then private secretary to the Earl of Haddington, and later Second Secretary to the Admiralty.
George Baillie-Hamilton, 10th Earl of Haddington DL (14 April 1802-25 June 1870), known as George Baillie until 1858, was a Scottish Conservative politician.