The royal trio looked closer than ever as they stepped out at the All England Lawn Tennis Club to watch Nick Kyrgios go up against Novak Djokovic in what is expected to be a nail-biting finale.
Prince George was captured waving to royal fans as he was escorted to his seat with his parents.
VIDEO: Prince George's cutest moments
Prince George appeared to be transfixed by the game as he was captured pulling a cheeky grin whilst observing the tournament. William and Kate each opted for a pair of stylish shades whilst watching the match, to combat the hot weather.
The Duchess looked truly beautiful for the occasion and wore a stylish polka dot gown. She matched the glamorous ensemble with chic white sling-back heels.
The little Prince appears to be getting right into the match
The Duchess attended the Women's Singles' Final on Saturday without her family, and saw Elena Rybakina defeat Ons Jabeur in an epic match. The mother-of-three then presented Elena with the infamous Rosewater Dish after her spectacular win of 3-6, 6-2, 6-2.
George was delighted to greet royal fans
Kate appeared to thoroughly enjoy her day at the event and could be seen from the stands grinning from ear to ear as she watched from the royal box.
Mum Kate was truly glowing as the trio took their seats
She donned a stunning yellow Roksanda dress which she accessories with stylish black sunglasses and a chic straw hat to help combat the roaring temperatures.
Prince George looked smart in a suit at Wimbledon with his parents
After the epic day, William and Kate penned a heartfelt message, emphasising how proud they are of the finalists.
Taking to Instagram the royal couple penned: "A beautiful day for a brilliant match.
George perfected his royal wave
"Congratulations to both players but also to all the unsung heroes that make this tournament what it is. @Wimbledon you make us proud each and every year!"
Kate looked radiant at the match on Sunday.
The Duchess couldn't hide her excitement, however, as the match became more competitive.
Young George sweetly coped with the tension by hiding his eyes!
The Duchess dotes on her children and has clearly passed on her love of tennis to Prince George.
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