Sophie, Duchess of Edinburgh turns the milestone age of 60 on Jan. 20. Here, fashion insiders, including designers of some of the royal's favorite brands, reveal the secrets of her style evolution.

The Duchess of Edinburgh stunned in a figure-hugging summer ensemble featuring a classic royal twist, on day three of the Royal Windsor Horse Show.

Sophie, Duchess of Edinburgh has style in spades. As the royal celebrates her 60th birthday on Jan. 20, fashion insiders who work with Sophie say her style has evolved into something quite special.

Sophie, the Duchess of Edinburgh has a new royal role that previously belonged to Prince Philip. All about Plan International UK and her work for women and children.

A new photograph of the Duchess of Edinburgh looking happy and relaxed has been released to celebrate her 60th birthday. Sophie reaches the milestone age on Monday, and is marking the occasion ...

Sophie, the Duchess of Edinburgh, has officially been a member of the British royal family since she wed Prince Edward—Queen Elizabeth II’s youngest son—25 years ago in 1999. But since the ...

Sophie, Duchess of Edinburgh, Looked Summer-Ready in Blue Lace The duchess showed off some enviable seasonal style at a tea honoring women of distinction.

The Duchess of Edinburgh continues to be on-trend for summer, this time in green at Trooping the Colour, the annual celebration celebrating the King's birthday in London on Saturday.

The Princess of Wales and the Duchess of Edinburgh's friendship took center stage as the royals celebrated Garter Day at Windsor Castle on Monday.

The Duchess of Edinburgh braved a heatwave in a cut-out sundress by Erdem during a visit to the grounds of Rochester Cathedral.