The Middletons met the Henmans through their late neighbor, Tim Billington.

Billington’s sister, Jane Henman, was Tony’s wife and Tim’s mother.

Carole and Jane bonded over tennis, becoming doubles partners, and the two couples became close friends.

Tony Henman

Throughout their friendship, the Middletons and Henmans often sat together at Wimbledon.

Tony and Jane even attended Kate’s wedding to William, Prince of Wales in 2011.

Very, very friendly."

Tony and Jane Henman sitting next to Michael and Carole Middleton