Merchant Stuart Alexander Donaldson (1812–1867), the first Premier of New South Wales, owned the farming property known as 'The Montmorency Estate' until the 1840s.
Donaldson was the third son of Sir Stuart Alexander Donaldson and his wife Amelia née Cowper and was born in London.
The eldest son Stuart Alexander Donaldson, a distinguished scholar, became Master of Magdalene College, Cambridge, Vice-chancellor of the University of Cambridge in 1912 and died in 1915; another son was St Clair Donaldson – archbishop of Brisbane.
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A third son, Sir Hay Frederick Donaldson, who became an eminent engineer, went with Lord Kitchener on a special mission to Russia in 1916 and was drowned in the Hampshire.
John Stuart Mill | House of Stuart | Stuart | Mary Stuart | J.E.B. Stuart | James Francis Edward Stuart | Stuart Raper | Stuart Highway | Lou Donaldson | Charles Edward Stuart | Stuart Pearce | Leslie Stuart | Gilbert Stuart | Stuart Rendel, 1st Baron Rendel | Stuart Manning | Mary Stuart (play) | Mary Stuart Masterson | John Stuart, 3rd Earl of Bute | Stuart Whitman | Stuart McLean | Stuart Holland | Stuart Christie | Ricky Stuart | Marty Stuart | Henry Stuart, Lord Darnley | Stuart period | Stuart Kauffman | Stuart Blumberg | Stuart Bingham | Stuart Alexander Donaldson |
The United Kingdom's National Portrait Gallery holds the following portrait featuring Lord Donaldson of Kingsbridge as a sitter: Exhibit number P528: John George Stuart Donaldson, Baron Donaldson of Kingsbridge and Frances Annesley (née Lonsdale), Lady Donaldson of Kingsbridge by Derry Moore, 12th Earl of Drogheda.
His godparents are his maternal uncle, John Stuart Donaldson, the Prince of Asturias, the Hereditary Prince of Sayn-Wittgenstein-Berleburg, Count Michael Ahlefeldt-Laurvig-Bille, Baroness Helle Reedtz-Thott and Caroline Heering.