Kate Middleton and Prince William's youngest son, Prince Louis, is about to celebrate his first birthday. It feels like it was only yesterday when the Royal couple announced the birth of their third baby, and now he is about to turn 1-year-old. So, how will the Duke and Duchess of Cambridge celebrate their kid's very special day on April 23?

According to Hello! Kate Middleton and Prince William may celebrate Prince Louis' birthday as a private family affair. But just like the baby's older siblings', Prince George and Prince Charlotte, first natal day celebrations, Catherine may take photos of his youngest child. Kensington Palace may then release the snaps for the public to see.

When Prince Louis was only a few weeks old, and his sister Princess Charlotte celebrated her third birthday, Kate Middleton took some snaps of the brother and sister. So, on the little Prince's first birthday, it remains to be seen if Prince William's wife will take photos of their three kids or the celebrant alone.

Kate Middleton and Prince William have been keeping Prince Louis away from the public eye. But, there are times that people see him on a few occasions, and he has the looks of his mother.

The last time Prince Louis was seen out and about was when Kate Middleton brought him for a walk around the Kensington Palace Gardens in February. An onlooker saw the kid, took a snap, and shared it on social media.

The last official photo of Prince Louis, on the other hand, was released during the holidays. The Cambridge family was complete as they posed for an official Christmas card at their country home in Anmer Hall, where they are currently staying for the Easter holidays.

Since then, no official photos of Prince Louis were seen. Express.co.uk reported Kate Middleton has been keeping the lives of her children as private as possible. The only time the public get to see them is when there are occasions or special events.

As Prince Louis is about to celebrate his first birthday, people can expect Kensington Palace to release official photos of his celebration. On Prince George's first natal day, the royal family released rare pictures of Kate Middleton and Prince William's eldest son, walking in the garden.

Celebrating at home seemed to be a tradition as they also observed Princess Charlotte's first birthday at Anmer Hall. Kate Middleton released five photos of their only daughter that she took.

If Kate Middleton and Prince William keep up the tradition, Prince Louis' first birthday may also be celebrated at home. Royal fans may also get some treats when they release his official snaps.