Personal designer to Princess Diana dies at 80

Costelloe was appointed as Diana's personal designer in 1983, shortly after establishing his own label, and their collaboration continued until her death.

Reuters for
3 min read
Diana, Princess of Wales attends the Armistice Day ceremonies for the 70th anniversary of the end of the First World War, on November 11, 1988 at Paris.
Caption:Diana, Princess of Wales attends the Armistice Day ceremonies for the 70th anniversary of the end of the First World War, on November 11, 1988 at Paris.Photo credit:AFP

Irish fashion designer Paul Costelloe, personal designer to the late Princess Diana, who became a fixture at London Fashion Week for four decades, has died aged 80, his family said in a statement, quoted by local media.

Costelloe was appointed as Diana's personal designer in 1983, shortly after establishing his own label, Paul Costelloe Collections, and their collaboration continued until her death in a car crash in Paris in 1997.

He led the development of all his collections from his studio in central London, was invited to show at the city's premier catwalk event in its inaugural year in 1984 and was there in September to present his latest spring-summer creations.

Irish-American designer Paul Costelloe acknowledges the applause after presenting his Autumn/Winter 2023 collection on the opening day of the London Fashion Week, in London, on February 17, 2023.

Irish-American designer Paul Costelloe acknowledges the applause after presenting his Autumn/Winter 2023 collection on the opening day of the London Fashion Week, in London, on February 17, 2023.

AFP / Niklas Halle'n

Costelloe died peacefully, surrounded by his wife and seven children in London following a short illness, the family said in the statement quoted by local media. A spokesperson for Costelloe could not immediately be reached for comment.

He was born in Dublin in 1945, where he initially trained before moving to Paris' revered Chambre Syndicale de la Haute Couture and then to another fashion capital, Milan, where he was a designer for the luxury department store La Rinascente.

Models present creations during a catwalk presentation for the Paul Costelloe Spring/Summer 2025 collection, at London Fashion Week in London, on September 13, 2024.

Models present creations during a catwalk presentation for the Paul Costelloe Spring/Summer 2025 collection, at London Fashion Week in London, on September 13, 2024.

AFP / Henry Nicholls

Costelloe spent some time in New York, where he established his own label before settling in London, where his partnership with Princess Diana flourished. His collections today include womenswear, menswear, bags, homeware and jewellery.

"Paul led a remarkable life as a leading figure in Irish, UK and international fashion and business for decades. He built a hugely successful business through incredible talent, discipline, and an unwavering commitment to quality," Ireland's deputy prime minister Simon Harris said in a statement.

"His was and is a quite remarkable Irish success story."

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