Inside Prince Edward and Sophie, Duchess of Edinburgh s love story dailymail.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from dailymail.co.uk Daily Mail and Mail on Sunday newspapers.
Windsor babies have come in a wide variety of sizes over the past century or so, as our graphic shows - from a tiny 4lbs 9oz to a new arrival at more than twice the weight.