The most adorable pictures of Prince William and Kate's children

The most adorable pictures of Prince William and Kate's children - With the arrival of baby Prince Louis into the British royal family, it's time to take a look back at some of the Cambridges' children's cutest moments.

In this gallery you'll find heartwarming images of all three royal kids, and their loving parents.

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Kate and George - George was not even one year old when this photo was taken during an event at Government House in Wellington, New Zealand, but his distinctive features were already visible.

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George and his toy - William and Kate's first child accompanied them on their tour of Australia and New Zealand in 2014.

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Grumpy George - The young prince has been expressive since day one! He doesn't look very pleased here as he is taken on board a flight leaving Australia.

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Museum visit - George was almost one year old when he visited the National History Museum with his parents, on July 2 2014.

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Sisterly love - Kate Middleton took this adorable shot of Princess Charlotte with her new baby brother, just days after he was born in 2018.

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Brotherly love - When Princess Charlotte was born, three years earlier, Kate also took a tender shot of Prince George with his new baby sister, about a month after she was born.

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Baby George - Prince William held baby George in his arms as he and Kate introduced him to the world for the first time outside the Lindo Wing of St. Mary's Hospital in London.

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Charlotte - This was Princess Charlotte's first time meeting the rest of the world, on the day she was born - May 2, 2015. Just like with George, Kate and William appeared with their new baby outside St. Mary's Hospital in London.

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Louis - And here was Prince Louis's first public appearance outside the same hospital. The Duke and Duchess looked radiant as they proudly showed off their second son.

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Sleepy Louis - This was one of the first pictures of the new baby Louis, captured as he was taken home from hospital by William and Kate.

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Prince Louis - Days later, the first official photos of Prince Louis were shared with the world. This shot was taken by Kate at the Cambridges' home in Kensington Palace.

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Canadian trip - Kate and William took their two children on a Royal tour of Canada in 2016. Prince George looked less than amused on arrival.

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Stylish entrance - George, William, Kate, and Charlotte arrive at a children's party organized at Government House in Victoria, British Columbia.

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Pure joy - During the children's party, Princess Charlotte looked delighted to meet this adorable fluffy bunny!

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Bubbles! - At the same party, George and Kate watched bubbles floating past them.

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Animal antics - Charlotte even got to pet an adorable dog as well!

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Playtime - Even though she was just a year old at the time, Charlotte was already having a fabulous time.

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Sibling games - George looked delighted with his bubble gun, but his little sister wasn't quite so impressed.

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Royal waves - The Cambridges all wave goodbye at the end of a successful Canada trip.

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Like father like son - Father and son looked well matched as they came to St. Mary's Hospital on May 2, 2015, after Princess Charlotte was born.

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Curiosity - Little George took a peek at his baby sister on the day of her baptism in 2015.

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Rebel - During a 2016 visit to the Royal International Air Tattoo, one of the largest military airbases in the world, George gave his dad the slip.

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Pilot - The little prince got the chance to sit in the cockpit of several planes, and also a helicopter!

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Elegant family - William, Kate, and their family looked incredibly elegant on Christmas day in 2016 at St Mark's Church in Berkshire.

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George and Charlotte - The two royal siblings were photographed on their arrival at the Berlin Tegel Airport during a royal tour of Germany and Poland.

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Dressed up - On July 21, 2017, the Cambridges looked impeccable on their arrival at Hamburg Finkenwerder Airport. Kate seemed to have dressed her kids in a similarly colored shirt and dress.

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New brother - George and Charlotte looked nervous and excited as they were led by Prince William to meet their new brother on April 23, 2018.

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Little princess - Charlotte even treated the waiting journalists and photographers to a wave.

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Wedding - George and Charlotte made an adorable page boy and flower girl at their aunt Pippa Middleton's wedding on May 20, 2017.

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Baptism - Back in 2013, Prince George's baptism took place on October 23 at St James's Palace.

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