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Kate and William's children
  • The Duchess of Cambridge speaks to Archbishop of Canterbury Justin Welby as she arrives carrying Prince Louis for his christening service at the Chapel Royal, St James's Palace, London.
  • Princess Charlotte leaves after the christening service of Prince Louis at the Chapel Royal, St James's Palace, London, Monday, July 9, 2018. (Dominic Lipinski/Pool Photo via AP)
  • Kate, Duchess of Cambridge carries Prince Louis as they arrive for his christening service at the Chapel Royal, St James's Palace, London, Monday, July 9, 2018. (Dominic Lipinski/Pool Photo via AP)
  • Britain's Prince William and Kate, Duchess of Cambridge with their children Prince George, Princess Charlotte Prince Louis as they arrive for Prince Louis' christening service at the Chapel Royal, St James's Palace, London, Monday, July 9, 2018. (Dominic Lipinski/Pool Photo via AP)
  • FILE - In this Monday, April 23, 2018 file photo, Britain's Prince William and Kate, Duchess of Cambridge with their newborn baby son as they leave the Lindo wing at St Mary's Hospital in London. It is announced on Friday April 27, 2018, William and Kate's new son is named Louis Arthur Charles. (John Stillwell/Pool photo via AP, File)
  • FILE - In this Monday, April 23, 2018 file photo, Britain's Prince William arrives with Prince George and Princess Charlotte at the Lindo wing at St Mary's Hospital in London. Kensington Palace said Wednesday May 16, 2018, that four-year-old George will be a page boy and three-year-old Charlotte will be a bridesmaid at the wedding of Prince Harry and Meghan Markle on Saturday. (AP Photo/Kirsty Wigglesworth, File)
  • Prince George and Princess Charlotte arrive for the the wedding of Princess Eugenie of York and Jack Brooksbank at St George's Chapel, Windsor Castle, near London, England, Friday Oct. 12, 2018. (Steve Parsons/Pool via AP)
  • Princess Charlotte waves to Princess Eugenie and her new husband Jack Brooksbank as they leave after their wedding ceremony at St George’s Chapel, Windsor Castle, near London, England, Friday Oct. 12, 2018. (Andrew Matthews, Pool via AP)
  • Photo by: KGC-375/STAR MAX/IPx 2018 10/12/18 Prince George Wedding of Princess Eugenie and Jack Brooksbank at St George's Chapel in Windsor Castle.
  • Photo by: KGC-375/STAR MAX/IPx 2018 10/12/18 Princess Charlotte and Prince George Wedding of Princess Eugenie and Jack Brooksbank at St George's Chapel in Windsor Castle.
  • File photo dated 19/05/18 of the Duke of Cambridge with Prince George leaving St George's Chapel in Windsor Castle after the wedding of Prince Harry and Meghan Markle.
  • File photo dated 19/05/18 of Prince George and Princess Charlotte at the wedding of Prince Harry and Meghan Markle.
  • File photo dated 11/06/16 of the Duke and Duchess of Cambridge with their children Princess Charlotte and Prince George with the Duke of Sussex, who has long since admitted he would love to have children. Back in 2015 before he met and fell in love with Meghan, heÊrevealed that seeing his brother's family continue to grow made him wish he had some of his own.
  • File photo dated 23/07/13 of the Duke and Duchess of Cambridge outside the Lindo Wing of St Mary's Hospital in London, with their newborn son, Prince George of Cambridge. Ahead of Prince George's birth, the monarch issued a Letters Patent to ensure the Cambridge children had fitting titles.
  • File photo dated 21/07/17 of Prince George, who is among Britain's best dressed for 2018.
  • Catherine, Duchess of Cambridge relaxes on a grass bank with Princess Charlotte of Cambridge, Prince George of Cambridge and friends during the Maserati Royal Charity Polo at the Beaufort Polo Club near Tetbury on June 10, 20)8.
  • Prince George and Princess Charlotte watch on as Prince William Duke of Cambridge plays Polo at the Gloucestershire Festival of Polo, the Beaufort Club, . Photo credit should read: Doug Peters/EMPICS
  • EMBARGOED TO 2200 Friday July 21, 2017. NEWS EDITORIAL USE ONLY. NO COMMERCIAL USE (including any use in merchandising, advertising or any other non-editorial use including, for example, calendars, books and supplements). This photograph is provided to you strictly on condition that you will make no charge for the supply, release or publication of it and that these conditions and restrictions will apply (and that you will pass these on) to any organisation to whom you supply it. All other requests for use should be directed to the Press Office at Kensington Palace in writing. Undated photo released by the Duke and Duchess of Cambridge of Prince George who celebrates his fourth birthday on Saturday. The picture was taken at Kensington Palace in London at the end of June by Chris Jackson Getty Images Royal Photographer.
  • Copyright: Matt Porteous 2016 NEWS EDITORIAL USE ONLY. NO COMMERCIAL USE (including any use in merchandising, advertising or any other non-editorial use including, for example, calendars, books and supplements). This photograph is provided to you strictly on condition that you will make no charge for the supply, release or publication of it and that these conditions and restrictions will apply (and that you will pass these on) to any organisation to whom you supply it. All other requests for use should be directed to the Press Office at Kensington Palace in writing. Undated handout photo released by the Duke and Duchess of Cambridge of Prince George, who celebrates his third birthday today with the family pet, Lupo. The photograph was taken at their Norfolk home in mid-July by Matt Porteous.
  • Copyright: Matt Porteous 2016 NEWS EDITORIAL USE ONLY. NO COMMERCIAL USE (including any use in merchandising, advertising or any other non-editorial use including, for example, calendars, books and supplements). This photograph is provided to you strictly on condition that you will make no charge for the supply, release or publication of it and that these conditions and restrictions will apply (and that you will pass these on) to any organisation to whom you supply it. All other requests for use should be directed to the Press Office at Kensington Palace in writing. Undated handout photo released by the Duke and Duchess of Cambridge of Prince George, who celebrates his third birthday today, standing on a swing. The picture was taken at the family's Norfolk home in mid-July by Matt Porteous.
  • Copyright: Matt Porteous 2016 NEWS EDITORIAL USE ONLY. NO COMMERCIAL USE (including any use in merchandising, advertising or any other non-editorial use including, for example, calendars, books and supplements). This photograph is provided to you strictly on condition that you will make no charge for the supply, release or publication of it and that these conditions and restrictions will apply (and that you will pass these on) to any organisation to whom you supply it. All other requests for use should be directed to the Press Office at Kensington Palace in writing. Undated handout photo released by the Duke and Duchess of Cambridge of Prince George, who celebrates his third birthday today. The picture was taken at the family's Norfolk home in mid-July by Matt Porteous.
  • Copyright: HRH The Duchess of Cambridge 2018. NEWS EDITORIAL USE ONLY. NO COMMERCIAL USE (including any use in merchandising, advertising or any other non-editorial use including, for example, calendars, books and supplements). This photograph is provided to you strictly on condition that you will make no charge for the supply, release or publication of it and that these conditions and restrictions will apply (and that you will pass these on) to any organisation to whom you supply it. All other requests for use should be directed to the Press Office at Kensington Palace in writing. Handout photo released by the Duke and Duchess of Cambridge of Princess Charlotte taken by her mother at Kensington Palace this morning shortly before the princess left for her first day of nursery at the Willcocks Nursery School.
  • Copyright: HRH The Duchess of Cambridge 2017. NEWS EDITORIAL USE ONLY. NO COMMERCIAL USE (including any use in merchandising, advertising or any other non-editorial use including, for example, calendars, books and supplements). This photograph is provided to you strictly on condition that you will make no charge for the supply, release or publication of it and that these conditions and restrictions will apply (and that you will pass these on) to any organisation to whom you supply it. All other requests for use should be directed to the Press Office at Kensington Palace in writing. Undated handout photo released by the Duke and Duchess of Cambridge of Princess Charlotte taken by her mother at Anmer Hall in Norfolk in April. The Duke and Duchess of Cambridge will celebrate their daughter's second birthday on Tuesday May 2.
  • Copyright: HRH The Duchess of Cambridge 2016. NEWS EDITORIAL USE ONLY. NO COMMERCIAL USE (including any use in merchandising, advertising or any other non-editorial use including, for example, calendars, books and supplements). This photograph is provided to you strictly on condition that you will make no charge for the supply, release or publication of it and that these conditions and restrictions will apply (and that you will pass these on) to any organisation to whom you supply it. All other requests for use should be directed to the Press Office at Kensington Palace in writing. Undated handout photo released by the Duke and Duchess of Cambridge of Princess Charlotte taken by the Duchess at Anmer Hall in Norfolk in April, as the young Princess will celebrate her first birthday on Monday May 2.
  • Copyright: HRH The Duchess of Cambridge 2016. NEWS EDITORIAL USE ONLY. NO COMMERCIAL USE (including any use in merchandising, advertising or any other non-editorial use including, for example, calendars, books and supplements). This photograph is provided to you strictly on condition that you will make no charge for the supply, release or publication of it and that these conditions and restrictions will apply (and that you will pass these on) to any organisation to whom you supply it. All other requests for use should be directed to the Press Office at Kensington Palace in writing. Undated handout photo released by the Duke and Duchess of Cambridge of Princess Charlotte taken by the Duchess at Anmer Hall in Norfolk in April, as the young Princess will celebrate her first birthday on Monday May 2.
  • NEWS EDITORIAL USE ONLY. NO COMMERCIAL USE (including any use in merchandising, advertising or any other non-editorial use including, for example, calendars, books and supplements). This photograph is provided to you strictly on condition that you will make no charge for the supply, release or publication of it and that these conditions and restrictions will apply (and that you will pass these on) to any organisation to whom you supply it. All other requests for use should be directed to the Press Office at Kensington Palace in writing. File photo of the Duke and Duchess of Cambridge with their two children, Prince George and Princess Charlotte, in a photograph taken late October 2015 at Kensington Palace in London, one from the series of pictures which have given something of an insight into how the fourth in line to the throne is growing up, whilst she has enjoyed the privacy of spending her first 12 months out of the spotlight.