The Waleses were seated in the Royal Box on Centre Court alongside some famous faces, including Nicole Kidman and Matthew McConaughey.
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But we couldn't help but notice how sync Kate and her daughter, Princess Charlotte, were as they watched a thrilling final between Carlos Alcaraz and Jannik Sinner.
The mother-daughter duo have similar mannerisms and judging by some of their reactions to some of the play on the court, they're avid tennis fans who are glued to every moment.
While Kate looked elegant in a bespoke cobalt blue Roksanda dress, Charlotte sported a cream ruffled dress with navy blue piping, designed by her mother's wedding dress designer, Sarah Burton.
Take a look at the photos below to see all of the times they were in sync during the final…
It's Wimbledon and over on The HELLO! Royal Club, royal shopper Leanne has delved into Princess Kate’s Wimbledon wardrobe and offered some predictions on what the fashionable royal might opt for this week.
WATCH: Princess Charlotte interacts with Wimbledon champion Jannik Sinner
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The Prince and Princess of Wales's three children returned to their classrooms at Lambrook Prep School in Berkshire last week after the school holidays