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Kate Middleton Pays a Sweet Tribute to Princess Diana With Her Trooping the Colour Look

The Princess of Wales made sure to include Princess Diana in Trooping the Colour 2026 with her poignant fashion choice.

Princess of Wales, arrives by car at Trooping The Colour 2026; (Inset) Princess Diana attends the Farewell Salute of the Royal Hampshire Regiment. (Cover Image Source: Getty Images | Samir Hussein/WireImage; (R) Jayne Fincher/Princess Diana Archive)
Princess of Wales, arrives by car at Trooping The Colour 2026; (Inset) Princess Diana attends the Farewell Salute of the Royal Hampshire Regiment. (Cover Image Source: Getty Images | Samir Hussein/WireImage; (R) Jayne Fincher/Princess Diana Archive)

Today marks the annual Trooping the Colour parade, the spectacular traditional birthday celebration for King Charles. As the Royal Family gathered in London for the historic occasion, the Princess of Wales, Kate Middleton, made a striking and deeply sentimental appearance. She made sure to include a very important member of the royal family with her latest poignant fashion choice. She paid a beautiful tribute to her late mother-in-law, Princess Diana, by wearing a blue-and-white dress designed by Catherine Walker, who created a similar look for Diana in 1992, as well as an emotional heirloom piece of jewelry she debuted in 2018.

Diana, Princess of Wales attends the Farewell Salute of the Royal Hampshire Regiment in Winchester, UK, 23rd July 1992.  (Photo by Jayne Fincher/Princess Diana Archive/Getty Images)
Diana, Princess of Wales, attends the Farewell Salute of the Royal Hampshire Regiment in Winchester, UK, 23rd July 1992. (Image Source: Getty Images | Jayne Fincher/Princess Diana Archive)

Kate's breathtaking baby-blue coat dress showcased a structural 'Lafayette' style with contrasting white piping. She accessorized the pastel-themed look with an Irish Guards Brooch on her lapel, a matching Philip Treacy hat, and floral-shaped pearl earrings by luxury jeweler Cassandra Goad. These earrings, which retail for approximately $10,210, are popular among royal fashion enthusiasts for their elegant aesthetic and connection to summer events. This staple in her jewelry collection was notably worn during her 2024 Trooping the Colour appearance, showcasing her preference for this sophisticated accessory in formal settings. Kate had debuted this pair back in 2018 during the christening ceremony of her youngest son, Prince Louis. Interestingly, Prince George and Prince Louis matched their ties with their mother's ensemble, which made them look adorable as they waved to the enthusiastic crowd. 

Catherine, Princess of Wales, and Prince Louis of Wales during Trooping The Colour on June 13, 2026. Image Source: Getty Images | Chris Jackson
Catherine, Princess of Wales, and Prince Louis of Wales during Trooping The Colour on June 13, 2026. Image Source: Getty Images | Chris Jackson

Honoring the tradition, the Princess of Wales was seen riding in a horse-drawn carriage with her three children: Prince George, Princess Charlotte, and Prince Louis. "When you think about Catherine, you think of this glamorous woman who represents the monarchy so fantastically well," royal biographer Russell Myers had earlier said while speaking to Us Weekly. The Princess of Wales, he continued, is “working on a greater scale." 

Catherine, Princess of Wales, Prince Louis of Wales, Princess Charlotte of Wales, and Prince George of Wales travel by carriage during Trooping The Colour 2026 on June 13, 2026. Image Source: Getty Images | Samir Hussein/WireImage
Catherine, Princess of Wales, Prince Louis of Wales, Princess Charlotte of Wales, and Prince George of Wales travel by carriage during Trooping The Colour 2026 on June 13, 2026. Image Source: Getty Images | Samir Hussein/WireImage

Kate has consistently attended Trooping the Colour since her marriage in 2011, missing only the scaled-down events in 2020 and 2021 due to COVID-19. In 2024, she participated in the parade despite undergoing cancer treatment, later announcing her remission in early 2025. The Princess of Wales’s outfit combined historical and modern royal fashion, harmonizing with her sons' matching blue ties, and fostering a sense of family unity during the celebration at Buckingham Palace. 

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