Prince Louis.Photo: KENSINGTON PALACE/AFP via Getty Images

Prince Louis of Cambridge posing for a photograph, taken by his mother, Britain’s Catherine, Duchess of Cambridge, in Norfolk, eastern England 4th Birthday Portraits

He’s only 4 years old, but we already know quite a bit about birthday boyPrince Louis. Here is everything we know about the little royal so far.

  1. He was born on April 23.

It’s a very patriotic birthday, as it’s also St. George’s Day — England’s national day.

  1. His name isPrince LouisArthur Charles.

All three of his names area nod to family members.

  1. He weighed 8 pounds, 7 ounces at birth.

That’s more than eitherPrince GeorgeorPrincess Charlotteweighed when they were born.

Royal Baby

Prince Louis

  1. He was born at the Lindo Wing at St. Mary’s Hospital.

The hospital, located in London’s Paddington neighborhood, is where both his siblings were born as well as his dad.

  1. He went home the same day he was born.

And momKate Middletonwas nothing short of unbelievable when she stepped out holding little Louis just seven hours after giving birth.

  1. He’sfifth in lineto the throne.

That’s after grandpaPrince Charles, dadPrince William, big brother Prince George and big sister Princess Charlotte.

Getty Images

Admiral Louis Mountbatten

  1. His name has family connections.

Not only is it one of his dad’s middle names, it’s also a nod to Louis Mountbatten, Prince Louis’s great-grandpaPrince Philip’s uncle, who was a father figure for Charles and was assassinated in 1979.

Arthur is one of William and Charles’s middle names, while Charles, of course, is his grandpa’s name.

Other royal visitors?Queen Elizabeth, Grandpa Charles and uncle Prince Harry and auntMeghan Markle.

Jack Taylor/Getty

Visitors Arrive To See The New Royal Prince

  1. William and Kate waited four days to announce his name.

That’s likely so they could introduce Charles tohis new grandsonin person.

  1. He’s a good sleeper.

That’s according todad William, who said that Louis was “behaving himself” at an Anzac Day service. However, William wasalso caught nodding offduring that same service!

  1. He’s got some famous fans.

Like Louis Tomlinson, who tweeted thathe’ll take his fellow Louis"under my wing." Healso got a hello from former First Lady Michelle Obama, who tweeted that she can’t wait for their “Kensington Palace pajama party.”

Prince Louis’s christening portrait.Matt Holyoak/Camera Press/REDUX

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  1. He missed out onMeghan MarkleandPrince Harry’s royal wedding.

  2. He almost slept through his royal christening.

  3. Big sisterPrincess Charlotteadores him.

In one of his christening portraits, Charlotte devotes all her attention to Prince Louis, holding his hand and staring at him in awe — definitely a sweet moment for thefamily’s biggest show-stealer!

  1. His smile is irresistible.

Little Louis’s gummy grinwas the best part of the last official christening portrait shared with the public. In fact, it was so sweet thatWill and Kate decided to release it, even though it was taken only for the family to see.

Chris Jackson/Clarence House/Getty

HRH The Prince of Wales Birthday Family Portrait

  1. Louis is George’s mini-me.

  2. His hair is darker than his siblings' locks.

Louis seems to be taking after his mom! Although George is a blonde like his father and grandmother, Princess Diana, the little prince’s locks appear to be growing in darker.

  1. Louis already has a bond with his grandfather.

Louisgrabs hold of Prince Charles' handin a sweet photo, which appeared in the BBC One documentary,Prince, Son and Heir:Charles at 70.It’s no surprise, as William says in the documentary that his father is “brilliant” with the children.

Matt Porteous

Royal Christmas cards

  1. He mastered his family Christmas card debut.

The Cambridgesreleased their first holiday photoas a family of five – withPrince Louislooking directly at the camera while cuddled in his mom’s arms. The holiday portrait wastaken in early fallat their country home, Anmer Hall in Norfolk.

  1. The little royal has crawling down pat…

Kate shared an exciting update on her 9-month-old son while talking with the crowd gathered outside the Victoria and Albert Museum in Dundee, Scotland, in January. Photographer Mark Stewart, who was among those capturing the visit, says that Kate told a woman that “Louis is a fast crawler.”

  1. …and is always on the move!

“Louis just wants to pull himself up all the time,” Kate told fellow parents during her March visit to theHenry Fawcett Children’s Centre. “He has got these little walkers and isbombing around in them.”

PA Images/Sipa

Prince Louis 1st birthday

  1. His two front teeth have come in

“He really is the most cheerful, smiley little boy – he’s always so happy and content,” asource tells PEOPLEofPrince Louis.

Kate Middleton and Prince Louis.Samir Hussein/WireImage

Trooping The Colour

  1. His royal wave is already impeccable

Prince Louismade hisTrooping the Colour debuton the Buckingham Palace balcony in June 2019. He wasted no time in showing off his royal wave…and rarely ever took a break from greeting the crowd!

  1. One of his first words was a sweet nod to beloved British cook Mary Berry.

“One of Louis' first wordswas ‘Mary,’ because right at his height are all my cooking books in the kitchen bookshelf,” the royal mom said.

  1. His favorite song is a classic

Kate shared that “Happy Birthday” is “one of Louis' favorite songs.”

  1. He causes some trouble for his parents during video calls

While adjusting to new life under lockdown during the coronavirus pandemic, like millions of other families, Kate andPrince Williamhave been turning to video calls to keep up with family members. However, it seems thatPrince Louiscan’t resist inadvertently cutting off the chats!

“For some reason, he sees the red button andhe always wants to press the red button,” William told theBBC.

  1. He’s already made his first royal speaking appearance…

  2. …and made his red carpet debut!

Kate,Prince Williamand their three kidswalked the red carpetin Dec. 2020, when they attended a pantomime performance at the London Palladium. Little Louis looked around him in awe at all the activity while holding his mom’s hand, then took a seat on Kate’s lap to watch the show.

  1. He’s on the move.

To celebrate his third birthday in 2021, Kate andPrince Williamshared a photoofPrince Louisposing on a red walker bike.

  1. Sometimes it’s hard to keep up with him!

In addition to his bike, Kate shared thatPrince Louisis “very quick,” especially on his scooter.

During a call with a young girl named Mila who participated in Kate’sHold Still: A Portrait of Our Nation in 2020, the royal mom said, “Louis has gotten so big now — he’s very quick running around. And he’s on his little scooter as well. He’s very quick. I can’t keep up with him!” "

Prince Louis.KENSINGTON PALACE/AFP via Getty Images

Prince Louis of Cambridge posing for a photograph, taken by his mother, Britain’s Catherine, Duchess of Cambridge, in Norfolk, eastern England 4th Birthday Portraits

  1. He’s started school.

The little royal’s first day of preschool coincided with the week of his third birthday. He’s attending Willcocks Nursery School, the same place as his big sisterPrincess Charlotte.

  1. His passport already has some stamps.

For their 2021 Christmas card photo, Kate andPrince Williamchose a family portrait taken during a private vacation in Jordan, meaningPrince Louisis already a world traveler!

source: people.com