Sarah Elizabeth Cavendish, wife since 2002, of the Hon. Charles Gray Compton Cavendish, [b. 11 November, 1974], son and heir of the 6th Baron Chesham, gave birth to a son, Oliver Nicholas Bruce, at Sydney, 15 February, 2007, a brother for Isabella Alannah Suzanne, who was b. 12 April, 2004.
Mrs Cavendish is a daughter of Mr & Mrs Bruce Dawson, of London and South Africa.
Charles Cavendish descends from the 1st Baron Chesham (cr. 1858), (1793-1863), fourth son of the 1st Earl of Burlington, (1754-1834), third son of the 4th Duke of Devonshire, KG, (1720-64).
Source: Daily Telegraph 21 Feb 2007