Melbourne Hall second Lord Melbourne, Queen Victoria's Prime Minister, was separated from his wife, Lady Caroline Lamb, in 1825, when her liaison with Lord Byron had become notorious. The house passed into the hands of the Cowper family when Emily Lamb, sister of the childless third and last Viscount Melbourne, married the 5th Earl Cowper. (She later married another Prime Minister, Lord Palmerston.) It remained in the Cowper family until Lady Amabel Cowper married Admiral of the Fleet Lord Walter Kerr who made Melbourne the family home in 1906. The current owner Lord Ralph Kerr also owns Ferniehirst Castle in Scotland. He
Melbourne ultimately agreed to share the settlement, initially known by the native name of Dootigala. Batman's Treaty with the Aborigines was annulled by Richard Bourke, the Governor of New South Wales (who at the time governed all of eastern mainland Australia), with compensation paid to members of the association. In 1836, Bourke declared the city the administrative capital of the Port Phillip District of New South Wales, and commissioned the first plan for its urban layout, the Hoddle Grid, in 1837. Known briefly as Batmania, the settlement was named Melbourne in 1837 after the British Prime Minister, William Lamb, 2nd Viscount