Butter yellow might be the colour of the season, but the Princess of Wales has been wearing the shade for over a decade ...

However, to mark Princess Lilibet's fourth birthday today, Wednesday 4th June, the young royal's mum Meghan posted a sweet photo of herself holding Lilibet via her Instagram account.

Samir Hussein/WireImage “Happy 10th Birthday Princess Charlotte! ,” Middleton and Prince William — who also share sons Prince George, 11 and Prince Louis, 7 — wrote on Instagram.

The royal family celebrated Princess Charlotte’s monumental double-digit birthday with a brand new, official portrait. "Happy 10th Birthday, Princess Charlotte! ," a post on her parents ...

On 23 April, the Prince and Princess of Wales shared the most adorable portrait of their youngest child on Instagram to celebrate his big day — which is of course a beloved royal tradition.

The side note said, “Happy 5th birthday to my little princess! Watching you grow is the greatest joy of my life, but you'll always be my baby girl.

Springboks Captain Siya Kolisi wished Princess Charlene a happy birthday on a recent visit to Monaco. Kolisi shared several pictures with Charlene and Monaco 7s general manager Yannick Nyanga.

Princess Anne turned 74 on Aug. 15, and the King's team sent well-wishes on social media to celebrate the occasion. "Wishing the Princess Royal a very Happy Birthday today!" ...

"Happy 5th birthday, Capri! 🎉🎂😘 You bring so much sunshine ☀️ to our lives with your smiles, giggles, and sweet thoughtfulness. We love you to the moon and back, sweet princess! ️ ...

MEGA The royal family didn’t publicly wish Prince Harry and Meghan Markle ’s son, Archie, a happy 5th birthday, but it wasn’t the first time the Sussexes weren’t acknowledged.