Laure O'Brien 1697 - 1781 (1697–1781) Parents Charlotte Bulkeley Charles O'Brien, 5th Viscount Clare Children Claude Stanislas Le Tonnelier, Vicomte de Breteuil Anne-François-Victor Le Tonnelier de Breteuil Jacques-Laure Le Tonnelier de Breteuil Siblings Charles O'Brien, 6th Viscount Clare Henry O'Brien Partners Claude Charles Le Tonnelier de Breteuil, Comte de Vaux