Prince Louis of Cambridge Prince Louis of Cambridge Prince Louis of Cambridge (Louis Arthur Charles; ; born 23 April 2018) is a member of the British royal family. He is the third and youngest child and second son of Prince William, Duke of Cambridge, and Catherine, Duchess of Cambridge. He is fifth in the line of succession to the British throne. Kensington Palace announced on 4 September 2017 that the Duke and Duchess of Cambridge were expecting their third child. A son was born at 11:01 BST (10:01 UTC) on 23 April 2018. He was first seen in public seven hours after his birth,
Catherine, Duchess of Cambridge a bank holiday in the United Kingdom. Estimates of the global audience for the wedding ranged around 300 million or more, whilst 26 million watched the event live in Britain alone. On marriage, Catherine assumed the style "Her Royal Highness The Duchess of Cambridge". In October, several months after the wedding, Commonwealth leaders pledged that they would implement changes in British royal succession law to adopt absolute primogeniture, meaning the first child of the Duke and Duchess, whether male or female, would be next in line to the throne after their father. On 3 December 2012, St James's Palace announced