The Royal Family of the United Kingdom includes several children who are part of the monarchy. The most notable are the children of King Charles III, including Prince William and Prince Harry. Prince William is the heir to the throne and has three children: Prince George, Princess Charlotte, and Prince Louis. Prince Harry, who stepped back from royal duties, has two children: Archie Mountbatten-Windsor and Lilibet Mountbatten-Windsor. These children are often in the public eye and represent the future of the monarchy, participating in various royal events and charitable activities.