Navigating relationship dynamics with in-laws can be tricky for any family, even royal ones.

“The Middleton parents really could be the people next door.”

People’s source said they believed Prince Philip appreciated that sense of humility.

Carole Middleton and Queen Elizabeth II standing together

Other royal experts, like Kate Nicholl, shared similar sentiments toMarie Clairein 2020.

Their friendship was likely bolstered by the fact that they’re both equestrian enthusiasts.

But as far as we know, it appears they never did.

Kate Middleton laughing with Queen Elizabeth II

“They’re obviously very comfortable in each other’s company.

Prince William’s relationship with his mother-in-lawseems just as amicable.

Carole Middleton smiling over shoulder