The Princess Royal was every inch a style icon to attend the wedding of her former husband's daughter, Stephanie Phillips and her beau William Hosier.
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The 71-year-old royal was joined by her children Zara Tindall and Peter Phillips at St Mary the Virgin Church in Tetbury, fashioning a seriously slick tartan suit dress for the poignant occasion. Rocking a soft orange and cream hue, the Queen's daughter certainly stood out amongst the royal guests.
WATCH: 8 quirky outfits that made Princess Anne an unexpected style icon
Princess Anne's elegant fitted ensemble featured chic long sleeves, notched lapels, a sophisticated button-down design and midi skirt to complement her svelte silhouette.
The mother-of-two teamed her statement printed dress with brown leather heels, a coordinating brown handbag and stunning cream hat adorned with feathers.
SEE: Autumn Phillips looks glamorous in designer dress at royal family wedding
Princess Anne's picture-perfect dress stunned fans - Image Credit: Mark Stewart
Teasing her hair into her signature chignon, the fashion-forward royal was every inch the best-dressed wedding guest at Stephanie and William's nuptials.
Princess Anne is one fashionable member of the British royal family! With a penchant for prints, figure-flattering fits and subtle style influences from her equestrian career, the Queen's only daughter is both unique and iconic in her fashion choices - and she's been influencing trends since before the 1970s.
READ: Princess Anne's secret hobby she almost never talks about – see photos
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From wrap dresses to bright colours and even turban style hats, this fashion-forward royal has been on top of the hottest fashion trends before they even took off!
Her new gingham suit is a fabulous addition to her archive, don't you agree? Stephanie and William's wedding was a surprisingly royal affair, despite the family no longer having any official ties with the royals.
Stephanie and William tied the knot at St Mary the Virgin Church - Image Credit: Mark Stewart
Captain Mark Phillips, the Princess Royal's first husband, went on to welcome Stephanie with his second wife, Sandy Pflueger. Stephanie, 24, was every inch a beautiful bride as she tied the knot with William.
Opting for a simple white long-sleeved gown with lace insert detail at the bust, she accessorised with a trailing veil and pearl drop earrings.
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