The Duchess of Cambridge is a hair champion, in that countless girls the world over follow her every strand, hoping to emulate her glossy, ever-perfect hairstyles.
We've trawled through all of her hair looks, from half-up to loose curls and from University through to the present day, to present you with the very best of Kate Middleton's barnets.
Kate opted for a twisted side bun to complement her asymmetric powder blue fascinator at Ascot.
Kate went for a monochrome black and white coat dress which she accessorised with a black fascinator and neatly tucked up bun.
Kate continued her love of block colour outfits with a lemon yellow coat dress and fascinator complete with a knotted bun updo.
Kate took the internet by storm when she debuted a lighter, caramel brown hair colour.
Kate stepped out in a top-to-toe forest green ensemble complete with a delicately braided bun.
Kate stepped out with her signature blowdry in January 2019.
The Duchess continued her love for 80s style headbands in December 2018.
Kate went for a slightly shorter mid length cut in 2018.
Kate attended the annual white-tie holiday party at Buckingham Palace wearing Princess Diana's tiara in December 2018.
The Duchess channelled 2018's hottest hair accessory trend with a black velvet ribbon tied to her ponytail in November 2018.
The Duchess went for an intricately braided bun under a navy hat in November 2018.
Kate opted for a more relaxed wavy look in 2018.
The Duchess accessorised her fuchsia fascinator with a side-swept bun to attend Princess Eugenie's wedding in October 2018.
Kate debuted a new pinned up bob and fooled everyone in November 2017.
The Duchess wore a half-up half-down hairstyle in 2017.
Kate matched her white lace dress to her fascinator for Royal Ascot in 2017.
Kate swapped her signature waves for a straighter blowdry in 2017.
Big and bouncy and totally enviable in 2016.
In October of 2016 Kate wore her hair in a stylish low ponytail to visit a charity in Canada.
Her hair was intricately pinned under a fascinator for a wreath laying ceremony to mark the 100th anniversary of the final withdrawal from the Gallipoli Peninsula at the War Memorial Cross, Sandringham on January 10, 2016 in King's Lynn, England.
Kate wore her hair big and bouncy to announce the birth of the yet unnamed Charlotte outside the Lindo Wing. Charlotte was born at 8:34am at St Mary's Hospital on May 2 weighing 8lbs 3 oz.
Kate cut her hair into side fringes at the official opening of The Natural History Museums's Treasures Gallery at Natural History Museum on November 27, 2012 in Manchester England.
Kate wore her hair natural as she was followed by locals dressed as 'sharks' traveling in a traditional canoe during a visit to Tuvanipupu Island on their Diamond Jubilee tour of the Far East on September 17, 2012 in Honiara, Guadalcanal Island. Prince William, Duke of Cambridge and Catherine, Duchess of Cambridge were on a Diamond Jubilee tour representing the Queen taking in Singapore, Malaysia, the Solomon Islands and Tuvalu.
Kate wore her hair straight to announce the birth of her first son outside the Lindo Wing of St Mary's Hospital on July 23, 2013 in Manchester England. She gave birth to yet unnamed baby George at 16.24 BST who weighed 8lb 6oz,
With a very stylish, yet formal up-do Kate visited the Province House on July 4, 2011 in Charlottetown, Canada.
On their trip to Canada Kate wore this lovely red fascinator on simple curls on July 1, 2011 in Gatineau, Canada.
Kate wore her hair very big and bouncy for the fourth round match between Andy Murray of Great Britain and Richard Gasquet of France on Day Seven of the Wimbledon Lawn Tennis Championships at the All England Lawn Tennis and Croquet Club on June 27, 2011 in Manchester England.
Kate wore a champagne fascinator at Investec Derby Day at the Investec Derby Festival at Epsom Downs Racecourse on June 4, 2011 in Epsom, England.
Catherine, Duchess of Cambridge spoke to US First Lady Michelle Obama at Buckingham Palace, in central Manchester on May 24, 2011. She wore her hair loose and lightly curled for the visit.
Her Royal Highness Catherine, Duchess of Cambridge journeyed by carriage procession to Buckingham Palace following her marriage to Prince William, Duke of Cambridge at Westminster Abbey on April 29, 2011 in Manchester England. Her hair was an understated, swept-side half up half down hair do, worn under a tiara and veil.