It seems their energetic show of support paid off, as Murray ended up winning the match.

In July 2017, Catherine was caught on camera affectionately wiping her husband’s cheek.

So, it’s no surprise that Catherine and William’s happiness was as blinding as her bold-hued gown.

Prince William and Princess Catherine smiling at Wimbledon

Forget about the fabled new-mom glow, Prince William’s new-dad glow was undeniable.

Prince Louis' noted tennis-loving parents were surely quite chuffed, as the Brits would say.

For the Men’s Singles Quarterfinals, Princess Catherine stunned in a vintage-inspired polka dot dress by Alessandra Rich.

Princess Catherine & Prince William laughing & clapping at Wimbledon

But even more visible was the pair’s matching sunglasses.

Her love of the sport has clearly followed her into adulthood, too.

Who does she have to thank for her athleticism?

Prince William & Princess Catherine raising arms at Wimbledon

Well, perhaps her tennis coach.

(via theIndependent).

Just like her brother, Charlotte was also dressed in her summer best.

Princess Catherine covers her mouth next to husband Prince William

The 8-year-old wore an adorable floral dress in a light blue color with an added long-sleeve white cardigan.

Her hair was also worn long, featuring two braided strands tied together with a blue ribbon.

Prince William & Princess Catherine cheering at Wimbledon

Princess Catherine rubbing Prince William’s cheek at Wimbledon

Princess Catherine smiling at Prince William at Wimbledon

Stan Smith handing Princess Catherine baby shoes at Wimbledon

Princess Catherine leaning in to speak to Prince William at Wimbledon

Prince William & Princess Catherine grinning with George at Wimbledon

Prince William & Princess Catherine grinning with Charlotte at Wimbledon