With her glossy blonde locks, coy smile and striking blue eyes, Lady Kitty Spencer bears more than a passing resemblance to her late aunt, Princess Diana – but the similarities don't end at their looks.And the late Princess of Wales desperately craved the kind of private, family-orientated life her niece is currently living with her billionaire husband.Kitty, 35 – the eldest daughter of Charles, the 9th Earl Spencer, and former model Victoria Lockwood – enjoys a jetsetting life with her partner Michael Lewis, 67, and their three-year-old daughter Athena.Her glamorous lifestyle sees Kitty holidaying in the Hamptons, Cape Town, the French Riviera and Florence, alongside partying with A-listers at Cannes Film Festival and rubbing shoulders with Princess Charlene and Prince Albert of Monaco at the Bal de la Rose charity gala.Yet despite all this, the socialite still manages to keep her family life private.She has successfully kept her relationship with Michael largely out of the public eye, rarely sharing photos of him and their daughter on social media, and she steps out solo for most red carpet events.It's no doubt the kind of lifestyle her late aunt would've enjoyed. Friends of Diana suggest she wanted to move to the likes of America to live a quieter life, particularly with Dr Hasnat Khan, the heart surgeon she fell passionately in love with, dubbed 'Mr Wonderful' by the late royal during their doomed two-year romance.In 2020 Diana's former butler, Paul Burrell, told CBS News via The Irish Mirror: 'I remember she set out in her sitting room, the plans of a home in Malibu, California, the former home of Julie Andrews, and she said to me: "I'm buying this house... to give William and Harry a new perspective on life."' Lady Kitty Spencer and Michael Lewis on their wedding day in Italy back in July 2021He continued that Diana apparently liked how there was no class system or establishment in the US, adding: 'Nobody's judgemental here in America.'Meanwhile, one of Diana's closest friends, energy healer Simone Simmons, told The Daily Star Online: 'She wanted to move to America or South Africa with Hasnat and was already over Dodi when she died.'The surgeon became Diana's secret 'soulmate' after meeting him at the Royal Brompton Hospital in London. They split up just weeks before her death in Paris in August 1997. Last week, Diana's niece Kitty showcased the low-key existence she enjoys with her billionaire husband. She took to her Instagram page to share enviable pictures from the 'sweetest summertime' in the Hamptons with her partner.In a rare display of their family life, Kitty shared a video of Michael, who she married in 2021 during a lavish Italian wedding, and their daughter Athena playing in the sea. Elsewhere, Lady Kitty posed in a polka dot bikini top as she showcased their family time in the sun – including trips to the supermarket, footprints in the sand and Athena feeding farm animals.The model and her husband, who first met through mutual friends in 2018, tied the knot in a glamorous ceremony at a stunning Italian country mansion three years later. They secretly welcomed Athena in 2023 and only announced her arrival on Mother's Day the following year. Sharing a picture on the beach holding her baby, Lady Kitty wrote: 'It's the joy of my life to be your mummy, little one. I love you unconditionally. Happy Mother’s Day to those who celebrate today.'Lady Kitty is a first cousin to Princes William and Harry, which means that Athena is a second cousin to Princes George, Louis and Archie as well as Princesses Charlotte and Lilibet. Diana and Charles leave St Paul's Cathedral following their wedding on July 29, 1981 in London Lady Kitty Spencer, who is a first cousin to Princes William and Harry, sits next to her daughter Athena on the beach In a rare display of their family life, which is often kept private from the public eye, the socialite shared a video of Michael and their three-year-old daughter playing in the sea recentlyThe model has made a name for herself in the fashion world as an ambassador for Dolce & Gabbana, who supplied five dresses for her wedding, alongside walking in several fashion weeks across the globe.Michael, who is the chairman of the Foschini Group which owns British high street chains Whistles and Phase Eight, is believed to be worth £80million.The business tycoon owns a £19million property in London and another home in his native South Africa, where his wife and her three siblings grew up after her father Charles, the 9th Earl Spencer, and his first wife Victoria Lockwood, divorced.Michael comes from wealth thanks to his grandfather's furniture retail business, which was founded in the 1930s.Stanley Lewis, Michael's father, bought a stake in the clothing retailer Foschini Group in the 1980s, with Michael later taking his place on the board.The tycoon has been the board's chairman since 2015 and presides over a vast retail empire.Michael, who is five years older than Lady Kitty's father, wed his first wife in 1985 and they had three children together before divorcing.He proposed to Lady Kitty shortly before Christmas 2019 and their engagement became public in January 2020. During the family's summer in the Hamptons, Lady Kitty shared a photo of her daughter Athena picking flowersLady Kitty shared a rare glimpse of her luxurious Hamptons summer getaway with her billionaire husband Michael, posting a photo wearing a polka dot bikini topAs a global ambassador for Dolce & Gabbana, Kitty's wedding wardrobe was designed by the Italian fashion house.At the time, fashion designer Domenico Dolce said: 'She told us she had thought of us immediately, and we were very happy with that!'Kitty made her grand entrance in a Victorian-inspired ivory lace gown, incorporating a high neck, bustier-style bodice and puffed shoulders.During the three-day celebrations, Kitty showcased a total of five D&G haute couture gowns, each exuding glamour and sophistication.Having delayed their wedding for two years due to the pandemic, the celebrations were attended by close friends including pop star Pixie Lott and the Marchioness of Bath.The evening before the main event, she captivated guests wearing a blue tulle dress featuring a corseted bodice, full skirt and floor-length cape embroidered with flowers.She swept her golden locks into a chignon and accessorised with an exquisite suite of jewels.Following the nuptials, the bride changed into a silk ballgown, hand-painted with intricate blooms, and later danced the night away in a sparkling beaded cocktail dress. Earl Spencer's daughters Lady Amelia, Lady Eliza and Lady Kitty wait for the wedding ceremony of Prince William and Kate to start at Westminster Abbey on April 29, 2011 Lady Eliza Spencer, Louis Spencer, Viscount Althorp, Victoria Lockwood and Lady Kitty Spencer attend the wedding of Prince Harry to Meghan at Windsor Castle on May 19, 2018On the third and final day of festivities, Kitty chose refined elegance, wearing an emerald silk dress embellished with sequins, ribbons and floral embroideries.Born on December 28, 1990 at St Mary's Hospital in London, Kitty and her siblings relocated to Constantia, South Africa, in 1995 to escape the intense media focus surrounding their family name.Despite their parents' divorce in 1997, the children enjoyed a happy upbringing with their mother in one of Cape Town's oldest and most exclusive suburbs. They often went on camping trips to the Cederberg mountains, where they embraced the natural surroundings, completely off-grid and without electricity. With their father back at the family's ancestral home, Althorp, the siblings also spent many visits there. Kitty has two twin sisters, Lady Eliza and Lady Amelia, and a brother Louis, as well as two half-sisters and a half-brother from their father's second and third marriages, and a half-brother from their mother's second marriage. In an interview with Vanity Fair, Kitty said about her late aunt: 'I was so young [when Diana was alive]. There are only a few memories, but special memories and happy memories, and I’m so lucky to have those.'The socialite quickly caught the media's attention when she made one of her first public appearances in 2007, alongside her cousins Prince William and Prince Harry at a memorial service for Diana. Lady Kitty Spencer attends the inaugural ball at The British Museum on October 18, 2025She also attended William and Kate's wedding in 2011 but her parents had deliberately tried to keep her out of the media spotlight.Rarely seen out on the party scene, Kitty was a straight-A student at Reddam House, a private school for South Africa's elite.She then went on to study psychology, politics and English literature at the University of Cape Town. Most notably, the socialite hit the headlines when she arrived at Prince Harry and Meghan's big day at St George's Chapel, Windsor Castle on May 19, 2018 donning a custom dress from Dolce & Gabbana, which featured hand-painted floral detail. By then, Kitty was already living in London and had established herself as a notable figure in high society.Following in her mother's footsteps, she pursued modelling, signing with Storm Model Management almost a decade ago.Her career highlights include walking the runway for Dolce & Gabbana in 2017, becoming a global ambassador for the fashion house in 2021, and her appointment as Bulgari's ambassador in 2018.Sign up to our Palace Confidential newsletter for FREE and we'll send you an exclusive article on the moment the Royal Family started to question Meghan's motivations. Get it HERE