Kate Middleton turns 41 on Monday, January 9, 2023.
The royal knows exactly how to make a lasting impression with her fashion choices.
Through the years, her go-to designers have included Alexander McQueen and Emilia Wickstead.
In 2010, Kate Middleton wore a blue dress to match the sapphire engagement ring Prince William proposed with.
The bride-to-be wore a blue Issa wrap dress to announce her engagement to Prince William in 2010. The dress was so popular that it sold out within 24 hours.
The bride tied the knot in a Grace Kelly-inspired wedding gown.
Kate wore a custom design by Alexander McQueen for her extravagant royal wedding. The gown is her most expensive outfit to date and is estimated to have cost $332,000.
On her wedding day, Kate changed into another gown by the same designer.
Kate Middleton wore another Alexander McQueen dress for her wedding reception at Buckingham Palace. The satin gown featured a sweetheart neckline and a jeweled belt.
Kate shimmered in this embellished pink gown with sheer sleeves.
The royal wore an embellished Jenny Packham dress to the 10th annual Ark gala dinner.
She was the epitome of elegance at a BAFTAs reception in 2011.
Kate wore a lilac Alexander McQueen gown with a silver belt for the night.
Kate showed off a darker side in this lace gown at the UK premiere of "War Horse."
Kate Middleton arrived at the red carpet in a black lace Temperly London gown that featured a cream-colored lining.
She looked regal in a floor-length gown for a dinner in London.
The princess wore a white Roland Mouret gown with silver Jimmy Choo sandals.
The then-Duchess of Cambridge looked cozy in a green Reiss coat at a football launch event.
Kate paired her olive-green Reiss coat with a statement crocodile belt, black pants, and matching boots.
Kate wore a daring, semi-sheer dress to attend a reception ahead of her royal tour to India and Bhutan.
She took a risk wearing a high-collared Mary Dot Illusion Dot Dress by Indian designer Saloni. The original design was completely sheer, but a nude panel of fabric was added to the bodice of Kate's dress for a more modest look.
It's no secret that Kate loves to wear florals.
She arrived at a World Mental Health Day event in London wearing a pink Kate Spade dress with purple flowers printed throughout. She kept the look simple with a pair of nude pumps.
Kate had a fabulous tweed moment while visiting the National Football Museum.
Kate wore a tweed pink-and-blue Erdem coat with navy suede heels to match.
Kate wore Princess Diana's favorite Lover's Knot tiara for a reception at Buckingham Palace.
The Lover's Knot tiara was originally given to Princess Diana as a wedding present from the Queen, and it has been worn by Kate on multiple occasions.
The then-duchess paired the tiara with a red Jenny Packham dress.
Kate turned to her go-to color for the 2017 Portrait Gala.
The then-duchess arrived in a green, long-sleeved Temperley London gown, which she dressed up with gold accessories.
She went back to red for the opening night of "42nd Street" at the Theatre Royal.
Kate wore a bright-red Marchesa Notte dress that featured a textured geometric pattern. She accessorized her look with matching tassel earrings and suede pumps.
Kate looked classy in a black Diane von Furstenberg gown at a gala dinner in 2017.
She wore a simple silver bracelet and earrings with her lace Diane von Furstenberg gown.
She looked like Cinderella in a sparkling blue gown at the Royal Variety Performance in 2017.
She wore an ultra-delicate baby-blue Jenny Packham gown for the event. She offset the blue of her dress with sparkly silver heels.
The Princess of Wales wore a soft velvet dress during a royal visit to Sweden.
Kate's velvet Erdem midi dress featured a stunning floral pattern. She paired the bold dress with a simple pair of black pumps.
In 2018, she wore an all-white look for the christening of her third child, Prince Louis.
Kate opted for another Alexander McQueen look for the special occasion. She topped it off with a Jane Taylor headband.
Kate wore a plaid dress after returning from royal maternity leave in 2018.
The then-duchess paired the plaid dress by Erdem with maroon heels and a boxy clutch. The accessories matched the red details of Kate's dress perfectly.
Kate opted for a bold pop of color at Princess Eugenie's wedding.
She stuck to one of her favorite designers, Alexander Queen, for Princess Eugenie's royal wedding, sporting a hot-pink dress with a matching fascinator.
The Princess of Wales recycled this teal Jenny Packham gown, which she first wore in 2012.
Kate loves to repeat outfits and this dress is no exception.
For the Tusk Conservation Awards in 2018, the then-duchess recycled a teal gown by Jenny Packham, one of her favorite designers.
Kate got into the Christmas spirit for a party at Kensington Palace.
The royal looked festive in a Brora cardigan and plaid Emilia Wickstead skirt.
She stunned at the annual Diplomatic Corps reception in a shimmery Jenny Packham gown.
Kate Middleton was the epitome of elegance in a one-shoulder gown at the 2019 BAFTAs.
She wore an Alexander McQueen dress with a flowing skirt and white appliqué flowers. She completed her look with a pair of Princess Diana's earrings and sparkly silver Jimmy Choo pumps.
A few days later, Kate went for a subtle pop of color in this pink gown.
She arrived at the 100 Women in Finance Gala in a rose-colored Gucci gown, which she wore with a raspberry velvet clutch and pear-shaped earrings.
Kate shimmered in a mint-green party dress during a surprise visit to Northern Ireland.
The royal wore a $2,480 Missoni midi dress with nude suede heels and a pink clutch.
Kate made a statement in a purple blouse and flowing wide-leg pants.
She wore the $1,300 Gucci blouse with wide-leg trousers by Jigsaw. She also carried a lilac crocodile-print Aspinal of London bag.
As Insider previously reported, Kate put her own spin on the purple blouse by wearing it backwards.
Kate recycled an Alexander McQueen dress from 2017 for an appearance at a London gala.
She wore the tiered Alexander McQueen dress with a black Prada clutch.
The royal channeled Princess Diana in a polka-dot dress.
For a visit to Bletchley Park's special D-Day exhibit, Kate wore a navy Alessandra Rich dress with light-blue suede pumps. People were quick to point out that the outfit was similar to one Princess Diana wore in 1985.
Kate wore florals to the evening portion of the Chelsea Garden Show.
The royal paired her floral Erdem dress with $192 wedges despite reports that Kate and Meghan Markle are not allowed to wear the style of shoe in front of the Queen.
Kate wore a white cap-sleeve dress to a state banquet in 2019.
She turned to her trusted designer, Alexander McQueen, for a state banquet with President Trump. She paired the ruffled dress with the Lover's Knot tiara and the Queen Mother's sapphire and diamond earrings.
She recycled an off-the-shoulder dress for the Action on Addiction's gala dinner in 2019.
She first wore the fitted white Barbara Casasola dress in 2016, but this time she paired it with sparkly silver-and-blue Jimmy Choo heels.
She wore a head-to-toe blue ensemble for Royal Ascot.
Kate arrived in a textured, powder blue Elie Saab dress with sheer sleeves.
Kate looked fabulous in a simple teal dress for a visit to the Aga Khan Centre in London.
The royal paired her teal ARoss Girl dress with forest-green suede pumps and a matching clutch.
She arrived in Pakistan for a royal tour wearing a traditional outfit.
For her royal tour, Kate wore an ombré shalwar kameez designed by Catherine Walker, which she paired with a Zeen clutch.
The next day, Kate wore a sparkling emerald gown.
She arrived at an evening reception in Pakistan in a gorgeous, sparkling green dress designed by Jenny Packham.
Kate went back to wearing black for the Royal Variety Performance in London.
She arrived at the London Palladium wearing a black, floor-length lace gown by Alexander McQueen.
The royal wore a navy velvet gown, which she paired with Princess Diana's favorite tiara, for a reception.
For yet another evening reception for members of the Diplomatic Corps at Buckingham Palace, Middleton wore a stunning Alexander McQueen gown with the Lover's Knot tiara and a necklace that belonged to Queen Elizabeth II.
Kate attended the 2020 BAFTAs in an Alexander McQueen look she previously wore in 2012.
The event invited guests to "dress sustainably," which lent itself perfectly to Kate's fondness for rewearing outfits.
For her first engagement during her 2020 royal tour of Ireland, she opted for a festive green printed midi dress.
The royal paired the bold look with emerald-green pumps, a matching headband, and a simple green clutch.
The royal kept it casual while visiting the Natural History Museum in London in June 2021.
She paired a dusty-rose-colored Chloe blazer with casual, vintage-looking "mom" jeans, and a pair of white Veja sneakers as she met with schoolchildren and sampled honey at the Natural History Museum's wildlife garden.
In arguably her best look of all time, Middleton wore a glittering gold gown to attend the James Bond "No Time to Die" premiere in London.
The Bond girl-esque look was designed by Jenny Packham and certainly turned heads on the red carpet. The dress was covered in intricate beadwork and sequins and featured dramatic cape sleeves.
To attend the Earthshot Prize award show in October, she wore a stunning periwinkle gown with a gold belt.
The princess previously wore the Alexander McQueen gown in 2011 when she attended the BAFTA Brits to Watch event in Los Angeles, though she accessorized it with a different belt.
While on an official engagement with Prince William in Northern Ireland, Kate Middleton wore a monochromatic purple suit.
The royal paired the Emilia Wickstead suit with a navy turtleneck and matching navy heels.
Kate looked like a modern version of "My Fair Lady" during the 2022 Royal Ascot.
The royal kept her look simple, feminine, and chic with a black-and-white high-neck dress covered in polka dots. She paired the dress with neutral camel-colored heels and a festive floral hat.
She wore a sparkling pink dress with feminine butterfly sleeves to a dinner reception at the Mayan ruins during her 2022 tour of Belize.
Designed by the brand Vampire's Wife, the dress retails for £2,500, or approximately $3,300, according to the Daily Mail. She paired the look with dangling earrings and a black-and-white clutch.
Kate attended an event in Jamaica wearing an emerald off-the-shoulder gown with tulle detailing that paid homage to the colors of the Jamaican flag.
In addition to wearing an official insignia and family badge pinned to her gown, she wore heirloom jewels loaned to her by Queen Elizabeth, People reported.
Kate wore a white lacy dress and matching fascinator on her last day in Jamaica.
Middleton wore the dress, which was designed by her favorite British designer Alexander McQueen, to attend an inaugural military parade. She paired the look with simple white heels and a pearl bracelet.
Middleton looked like Cinderella when she attended a reception in the Bahamas wearing a pastel-blue satin ball gown.
The princess paired the eye-catching gown with a Van Cleef & Arpels mother-of-pearl earring-and-necklace set that she previously wore in 2020.
Kate arrived at an event hosted by the British Fashion Council wearing a green belted dress with bow-accented sleeves.
To present The Queen Elizabeth II Award for British Design, the royal wore an elegant green dress made by British-Canadian fashion designer Edeline Lee. She matched the dress' gold belt to her earrings and finished the look with her go-to shoe style, pointed suede pumps.
Read the original article on Insider