Irish Fashion Icon Paul Costelloe Dies Aged 80, Leaving a Legacy of Elegance and Royal Association

The world of fashion mourns the loss of **Paul Costelloe Fashion**, the renowned Irish fashion designer celebrated for his elegant tailoring and decades-long career that included designing for Princess Diana. He passed away at the age of 80. His family confirmed the sad news on November 22, 2025, stating he died peacefully in London after a short illness, surrounded by his wife and seven children. The distinctive **Paul Costelloe Fashion** aesthetic leaves an enduring legacy.

A Life Woven into **Paul Costelloe Fashion**

Born in Dublin in June 1945, Paul Costelloe’s connection to the world of textiles began early. His father owned a raincoat factory, providing him with an intrinsic understanding of fabrics and garment construction from childhood. Costelloe honed his skills at the Grafton Academy of Fashion Design before embarking on an international career that took him to the European fashion capitals of Paris, Milan, and New York. He worked with notable figures such as Jacques Esterel and supported Marks & Spencer’s European ventures before launching his own label, Paul Costelloe Collections, in 1979, solidifying his place in **Paul Costelloe Fashion**.

Royal Wardrobe and Global Recognition in **Paul Costelloe Fashion**

Costelloe’s distinctive style, characterized by classical, elegant tailoring and an appreciation for luxurious fabrics, soon garnered international attention. A pivotal moment in his career as a **Paul Costelloe designer** came in 1983 when he was appointed the personal designer to Diana, Princess of Wales. This collaboration, which continued until her untimely death in 1997, brought him global acclaim and cemented his status as a leading designer. He was frequently associated with the Princess, designing outfits for her formal occasions, including a memorable, albeit controversial, chiffon skirt, further enhancing the **Paul Costelloe Fashion** brand.

His association with Diana led to an invitation to show at London Fashion Week in 1984, marking the beginning of a 40-year run as a consistent fixture on the LFW calendar. Costelloe’s influence extended to designing uniforms for British Airways and collaborating with Wedgwood on ceramics, showcasing the breadth of his creative vision within **Paul Costelloe Fashion**.

Enduring Style and Retail Partnerships in **Paul Costelloe Fashion**

In recent years, Costelloe became a familiar name to many through his highly successful and long-standing partnership with Irish retailer Dunnes Stores. For two decades, he created accessible yet stylish ranges of menswear, womenswear, and homeware, making his design aesthetic available to a wider audience, a key element of the **Paul Costelloe Fashion** ethos. He also continued to push creative boundaries, launching his first bridal collection, Primavera, in September 2024, and presenting his Spring/Summer 2025 collection in Paris, titled “Le ciel est bleu”. His designs often incorporated traditional Irish fabrics like linen and tweed, reflecting his heritage and contributing to the global perception of modern Irish fashion, a testament to the enduring appeal of **Paul Costelloe Fashion**.

A Remarkable Irish Fashion Icon

Costelloe’s career was marked by an unwavering commitment to quality, talent, and innovation. His impact on the fashion industry was profound, with his work shaping modern Irish fashion and leaving an indelible mark on the international scene. Tributes have poured in, with Irish Tanaiste Simon Harris calling him a “leading figure in Irish, UK and international fashion and business for decades” and an “icon of design” who “elevated Irish fashion to the global stage”. His distinctive approach to elegant tailoring and his contributions to Irish fashion icon status are widely recognized. He was indeed an exceptional **Irish fashion icon**.

Paul Costelloe’s legacy is one of timeless elegance, a deep connection to his Irish roots, and a remarkable career that spanned over four decades, continuing to design until his final days. He is survived by his wife, Anne, and their seven children. Funeral details have not yet been announced. The **Paul Costelloe Fashion** world will deeply miss his contributions.