Katie Yorke (nee Pertwee) wife of Charles Scrope Edward Yorke, (b. 1965), gave birth to a daughter, Mary Alice Rosa, 15 September, 2005, a sister for Isobel Alexandra Rose, who was b. 16 February, 2004. Charlie Yorke is the younger son of David John Yorke (b. 1927), of Halton Place Skipton, Yorkshire, by his wife the former Susan Alexandra Egerton, (b. 1936) scion of the Dukes of Sutherland & Earls of Ellesmere. The Yorke family are landed gentry. David Yorke's mother was an Assheton, sister of the 1st Baron Clitheroe, &c. Katie Yorke is the former Miss C.A. (Katie) Pertwee, yr daughter of Mr & Mrs David Pertwee, of littley Green, Essex.
Source: Daily Telegraph 22 September, 2005