To celebrate Father's Day, Kensington Royal also shared two throwback photos of Prince William and his father, Prince Charles, at Sandringham in December of last year. Th photo was taken by the Duchess of Cambridge.

The family also shared a much older picture of Kate and her father, Michael Middleton, from when she was younger.

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A post shared by Duke and Duchess of Cambridge (@kensingtonroyal) on Jun 21, 2020 at 5:00am PDT

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