Princess Charlotte looks exactly like Prince William, claim royal fans in surprising pic

Princess Charlotte is certainly her father's daughter.

Clearly, one would expect Prince William and Kate Middleton's kids to share a certain resemblance with them, but in a new photo of their 3-year-old little girl, Charlotte looks nearly identical to her father when he was a little kid.

PRINCESS EUGENIE SHARES CANDID SNAP WITH GIGGLING PRINCESS CHARLOTTE AND HER WEDDING PARTY

While attending the royal wedding of Princess Eugenie and Jack Brooksbank on Oct. 12, the playful and adorable Princess Charlotte once again reminded fans of the royal family just how much of tiny doppelganger she really is.

The pair have the same impish smile, soft, heartfelt eyes and adorably rosy cheeks -- it's truly heartwarming to see the similarities.

PRINCE GEORGE AND PRINCESS CHARLOTTE'S CUTEST MOMENTS FROM PRINCESS EUGENIE'S ROYAL WEDDING

As a child, Prince William himself looked quite a bit like his own mother, the late Princess Diana, and it's clear that he's passed some of those endearing features down to his own kids.

Princess Charlotte's late grandmother, Princess Diana of Wales.

Princess Charlotte's late grandmother, Princess Diana of Wales. (Getty)

As Charlotte and her older brother, 5-year-old Prince George, come of age, the young royals are starting to not only look like their parents but are beginning to take on a lot of their personality traits as well.

PRINCE GEORGE AND PRINCESS CHARLOTTE PROVE THEY'RE PROS AT THE WEDDING OF KATE MIDDLETON'S FRIEND