The Royal Niece's Rise: 7 Fascinating Facts About Lady Amelia Spencer's Life, Style, And 2025 Triumphs

Lady Amelia Spencer, the stunning niece of the late Diana, Princess of Wales, continues to cement her status as a global fashion icon and a prominent figure in the British aristocracy. As of late 2024 and throughout 2025, her public profile has soared, marked by numerous high-profile red-carpet appearances, often alongside her twin sister, Lady Eliza Spencer, and a settled life following her beautiful South African wedding to longtime love, Greg Mallett. This deep dive explores the current life, career, and enduring royal connections of one of the most watched socialites today.

The year 2025 has been particularly significant for the 33-year-old aristocrat, showcasing her sophisticated style and her strong bond with her family. From dazzling at major fashion events to sharing glimpses of her married life, Lady Amelia's journey is a compelling blend of royal heritage, modern glamour, and personal contentment. Her recent fashion choices and attendance at prestigious events like the Cannes Film Festival and the Fashion Awards highlight her evolving role in the world of high fashion and celebrity.

The Complete Profile: Lady Amelia Spencer Biography and Key Entities

Lady Amelia Spencer is a British-South African model, socialite, and aristocrat, best known as the daughter of Charles Spencer, 9th Earl Spencer, and the niece of Diana, Princess of Wales. Her life has been defined by a unique upbringing in South Africa and a high-society presence in London and internationally.

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• Full Name: Lady Katya Amelia Mallett (née Spencer)
• Date of Birth: 10 July 1992
• Age (as of December 2025): 33
• Place of Birth: London, United Kingdom
• Parents: Charles Spencer, 9th Earl Spencer, and Victoria Aitken (née Lockwood)
• Siblings: Lady Kitty Spencer (older sister), Lady Eliza Spencer (twin sister), Louis Spencer, Viscount Althorp (younger brother), and three half-siblings.
• Royal Connection: Niece of Diana, Princess of Wales, and first cousin to Prince William and Prince Harry.
• Spouse: Greg Mallett (Married March 2023)
• Residence: South Africa (primarily) and London.
• Occupation: Model and Socialite.

The Unbreakable Bond: Lady Amelia and Twin Sister Lady Eliza Spencer

One of the most defining aspects of Lady Amelia’s public life is her relationship with her twin sister, Lady Eliza Spencer. The twins are inseparable, often attending major global events together and sharing a remarkably similar, yet individually distinct, sense of style.

Their joint appearances in 2025 have captivated fashion critics. At the prestigious 2025 Fashion Awards in London, the sisters made a glamorous entrance, wearing coordinating sparkly dresses and reportedly donning 145 carats of jewelry. This collaborative approach to fashion has made them a highly sought-after duo on the red carpet, often favoring designers like Michael Kors and Ermanno Scervino.

They also turned heads at the 2025 Cannes Film Festival and the Fashion Trust Arabia 2025 award ceremony in Doha, where they dazzled in sophisticated corset gowns. Their consistent presence at these high-profile events demonstrates a deliberate and successful pivot into the world of luxury fashion and influence, moving beyond their royal lineage to forge their own brand identity.

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A Fairytale Wedding and Married Life with Greg Mallett

Lady Amelia's personal life reached a major milestone with her marriage to long-term partner, Greg Mallett, a real estate agent and fitness coach. The couple, who had been together for over 11 years, tied the knot in a stunning ceremony in South Africa on March 21, 2023.

The choice of South Africa for their wedding was deeply personal, as both Amelia and her siblings spent their formative years in Cape Town. The intimate ceremony was held at the magnificent La Cotte Farm in Franschhoek, a setting that perfectly captured the couple’s shared history and love for the country.

The wedding, while high-profile, was notably private, focusing on family and close friends. Missing from the ceremony were her cousins, Prince William and Prince Harry, and her uncle, Earl Spencer, who gave his blessing but did not attend. However, the presence of her twin sister, Lady Eliza, and older sister, Lady Kitty Spencer, ensured a strong family representation.

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Since their wedding, the couple has shared glimpses of their life together, which is centered around their home in South Africa. Greg Mallett, who proposed to Amelia in 2020 after a decade of dating, is a constant fixture on her social media, showcasing a relationship built on mutual support and shared values.

The Enduring Legacy of Princess Diana's Niece

Lady Amelia and her siblings are inextricably linked to the legacy of their aunt, Princess Diana. This connection, while a source of media fascination, is one they embrace with respect and a desire to continue her humanitarian spirit.

The Spencer siblings grew up hearing stories of their aunt's kindness and warmth, which has subtly influenced their public roles. Their attendance at events like the 2025 Tusk Conservation Awards, where they stepped out in coordinating off-the-shoulder LBDs, is a nod to a charitable and high-profile life, mirroring the kind of causes Diana championed.

The twins have often spoken about the pressures and privileges of their heritage. They manage to navigate the world of celebrity and aristocracy by maintaining a grounded South African lifestyle while honoring their British roots and the memory of their famous aunt. This balancing act is key to their public appeal, offering a blend of European glamour and African authenticity.

Lady Amelia’s Evolving Style: 2025 Fashion Highlights

Lady Amelia’s 2025 fashion statements have been particularly bold and memorable, confirming her status as a style influencer. She is moving towards a more contemporary, sleek, and often edgier aesthetic.

• The Black Swan Look: At a recent event, Lady Amelia was dubbed the "new black swan" for wearing a semi-sheer black mini dress by Ermanno Scervino. The outfit, described as "pure ballerina style," highlighted a sophisticated yet youthful elegance.
• Coordinating Glamour: Her appearances with Lady Eliza consistently feature coordinated, high-impact looks. Whether it's the sparkly dresses at the Fashion Awards or the matching gowns at Cannes, their shared fashion narrative is a powerful tool for media visibility.
• Designer Collaborations: The sisters are often seen in pieces from major international designers, showcasing their deep connections within the luxury fashion industry. Their ability to pull off dramatic, statement-making looks while maintaining an air of aristocratic grace is a hallmark of their style.

Lady Amelia Spencer’s life in 2025 is a testament to a woman confidently embracing her identity. She is a newlywed, a dedicated sister, a burgeoning fashion figure, and a proud member of the Spencer family. Her journey continues to be one of grace, style, and a quiet determination to forge her own path, all while carrying the weight and honor of her family's extraordinary legacy.