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,
Prince William, Duke of Cambridge few hours before the ceremony, William's new titles Duke of Cambridge, Earl of Strathearn, and Baron Carrickfergus were announced. His wife's first pregnancy was announced on 3 December 2012. She was admitted on 22 July 2013 to the Lindo Wing of St Mary's Hospital, London, where Prince William had been delivered. Later that day, she gave birth to Prince George. On 8 September 2014, it was announced that the Duchess of Cambridge was pregnant with her second child. She was admitted on 2 May 2015 to the same hospital and gave birth to Princess Charlotte. The Duchess's third pregnancy was