Princess Charlotte is the spitting image of Prince William in fourth birthday portraits

Cape Town – As we await the birth of baby Sussex, another adorable royal is celebrating her birthday.

Princess Charlotte of Cambridge turns 4 on Thursday, 2 May and to celebrate her parents Prince William and Kate have released three new portraits of the toddler.

Similarly to portraits taken of her brothers - most recently Prince Louis on his first birthday – Charlotte was photographed by her mom at their home in Norfolk.

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The first of the three snaps shows Charlotte sitting on the grass in a pretty dress with blue flowers on it.

The second and third photos show the now 4-year-old enjoying the outdoors in a winter skirt, tights and woolly jersey.

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One thing that stands out most in Charlotte's latest photos, is that she is looking more and more like her royal dad the older she gets.

This is not the first time fans have notices similarities. 

A photo of the then 3-year-old as Princess Eugenie's bridesmaid in October 2018 went viral for Charlotte having a strikingly similar smirk to her dad's.

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Princess Charlotte is Prince William's mini-me!

Cape Town - Princess Charlotte is the spitting image of her royal dad Prince William. A photo of Prince William, taken in August 1992, shows that Queen Elizabeth isn't the only family member his 3-year- old looks like.