Pippa Middleton Turns 41: How Kate's Loyal Sister Made Her Mark in the Royal World This Summer

Mar. 15, 2025

Kate Middleton and Pippa Middleton at Wimbledon in London on July 13, 2019.Photo:Karwai Tang/Getty

Karwai Tang/Getty

Pippa Middletonhas something special to celebrate this weekend — her 41st birthday!

Kate Middleton’s younger sister turned 41 on Sept. 6, inspiring a look back at the key way she supported her older sibling this summer. On July 14, the Princess of Wales made hersecond public appearancethis year at the Wimbledon Tennis Championships after announcing in March that she is receivingcancer treatment— and Pippa was quite literally right behind her in a show of support.

Princess Kate, 42, her daughterPrincess Charlotte, 9, and Pippa had a girls' day out when they watched the men’s singles final from the front row of the Royal Box, where photographer Karwai Tang told PEOPLE theirtight bondwas clear.

“You can tell that all three of them were enjoying themselves,” said Tang, who captured several sweet moments between the family, including Princess Charlotte’slook of lovefor her mother when she was welcomed into the stadium with a standing ovation.

Pippa Middleton, Princess Charlotte and Kate Middleton at Wimbledon on July 14, 2024.Karwai Tang/WireImage

Karwai Tang/WireImage

While Princess Kate and Pippa are both known to attend Wimbledon most summers (Kate is patron of the All England Lawn and Tennis Club that’s home to the iconic tournament, while Pippa firstchecked out the competitionthis year with her husband James Matthews on July 12), their bond goes much deeper.

Pippa stepped into the spotlight when she served as a bridesmaid at her sister’s wedding toPrince Williamin 2011 and has been there for her in the years since, joining her at royal events like herchildren’s christeningsand Kate’sTogether At Christmascarol concerts.

The Princess of Walesleaned on her loved onesafter sharing the news about her health in March. At the time, a family friend told PEOPLE that Princess Kate “doesn’t feel isolated in this because of William, who is right beside her.”

James shared atouching statementon Instagram after Princess Kate announced that she was undergoing cancer treatment, along with a throwback photo of them together as children.

“Over the years, we have climbed many mountains together. As a family, we will climb this one with you too,” he wrote at the time.

Princess Charlotte and Kate Middleton at Wimbledon on July 14, 2024.Karwai Tang/WireImage

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Pippa and James married in May 2017 at St. Mark’s Church in Englefield, England (wherePrince Georgeand Princess Charlotteadorably servedin the wedding party!). Their family expanded when their childrenArthur, 5,Grace, 3, andRose, 2, were born.

In her professional endeavors, Pippa is the author of the entertaining guideCelebrateandthe healthy recipe bookHeartfelt,with the latter benefitting the British Heart Foundation, where she serves as an ambassador.

Pippa Middleton and James Matthews at Wimbledon on July 12, 2024.Aaron Chown/PA Images via Getty

Aaron Chown/PA Images via Getty

source: people.com