Prince Harry and Meghan Markle revealed their newborn baby to the world on May 8, 2019, two days after he was born.
The family leaves the Chapel Royal at St James's Palace in London after Prince Louis' christening in 2018.
Princess Charlotte sticks out her tongue (no surprise now!) while on the way to Prince Harry and Meghan Markle's wedding.
Prince George steps out for Harry and Markle's fairytale wedding.
The boys and girls match in these gorgeous white and black outfits, again at Harry and Meghan's wedding.
George and Charlotte on the way to see newborn Prince Louis at St Mary's Hospital in London.
Princess Charlotte looks teary eyed before boarding a plane in Germany.
Prince George looks pretty shy during an appearance in Berlin.
Charlotte and George wear matching outfits at the wedding of Pippa Middleton and James Matthews in 2017.
The family get ready for the Christmas Day service at St Mark's Church in Englefield, England.
The family wave at the cameras before boarding a flight to Canada.
The awesome foursome join a children's party in Victoria, Canada.
Prince George and his mom look amazed by the bubbles.
Princess Charlotte pets another furry friend at the children's party.
Prince George holds his mom's hand at Victoria Airport in Canada.
William lifts George out of a Red Arrows plane at RAF Fairford.
It's eyes to the sky at the annual Trooping the Colour ceremony in 2016.
Prince George looks at his sister, Charlotte, in her pram at Sandringham in 2015.
George and Charlotte have never looked cuter.
George explores the Natural History Museum with his parents.
George looks a little grumpy before boarding a plane to Canada.
Prince George plays around at Sydney's Taronga Zoo in 2014.
Prince George touches his mom's hair at Government House in Wellington, New Zealand.
Prince George doesn't know what to think after his christening at St James's Palace in 2013.
During a visit with the Archbishop and his daughter Thandeka Tutu-Gxashe in Cape Town in September 2019, Meghan Markle seemed at her happiest, while Prince Harry looked fondly at his son.
So young, yet already rocking those shades like nobody's business! Mom can only watch on proudly.
At this Christmas Day church service in 2019, the princess proved she'll pose however she very well chooses!
Right beside big brother George during the Trooping the Colour ceremony in 2019.
Had she grown up with the Spice Girls, Princess Charlotte's favorite may very well have been Sporty Spice!
Right before the ceremony she could be seen inside, this time beside little brother Louis, pulling off silly faces for the cameras. Typical Charlotte!
The royal family appeared on April 23, 2020, to clap for NHS carers as part of the BBC Children In Need and Comic Relief 'Big Night In' broadcast.
The royal siblings attended a special pantomime performance of The National Lottery's 'Pantoland' at London's Palladium Theatre on December 11, 2020, where their parents thanked key workers for their efforts throughout the pandemic.
Taken during the week of his birthday (April 23) in 2021 by his mom, this photo was snapped before Louis headed for his first day of nursery.
George, Charlotte, and little Louis all pulled funny faces from the Buckingham Palace balcony as they watched the annual Trooping the Colours ceremony in June 2022.
The Prince and Princess of Wales' took their two eldest children, Prince George and Princess Charlotte, along to the "Together at Christmas" carol service at Westminster Abbey. They looked adorable in their winter outfits, each of them matching one of their parents.
Prince Louis pulls one of his trademark faces at the Platinum Pageant while his mother looks on in amusement!
There's no use denying it: the children of the British royal family are absolutely adorable. Since Kate Middleton gave birth to her first son with Prince William, the dapper little Prince George, the royal children have been capturing hearts all over the world. These young princes and princesses are growing up in the public eye and will be important senior members of the royal family someday. For now, they bring humor and joy to the usually formal public appearances made by their parents, lightening the mood with their playfulness. What's more, they're all quickly becoming fashion icons too!
Click through the gallery to look back at some of the cutest moments we've had with Prince William and Kate Middleton's children George, Charlotte, and Louis, as well as Prince Harry and Meghan Markle's little Archie and Lilibet.
Archie turns 4, and more British royal cuteness
Archie Mountbatten-Windsor celebrates his 4th birthday on May 6
LIFESTYLE Royals
There's no use denying it: the children of the British royal family are absolutely adorable. Since Kate Middleton gave birth to her first son with Prince William, the dapper little Prince George, the royal children have been capturing hearts all over the world. These young princes and princesses are growing up in the public eye and will be important senior members of the royal family someday. For now, they bring humor and joy to the usually formal public appearances made by their parents, lightening the mood with their playfulness. What's more, they're all quickly becoming fashion icons too!
Click through the gallery to look back at some of the cutest moments we've had with Prince William and Kate Middleton's children George, Charlotte, and Louis, as well as Prince Harry and Meghan Markle's little Archie and Lilibet.