Let's take a look back at the most unforgettable Oscar fashions to ever hit the red carpet!
Mother Monster oozed Old Hollywood glamour on her big night at the Oscars in 2019, to which she wore a strapless black Alexander McQueen gown with exaggerated hips. She paired the look with matching elbow-length leather gloves and a 128-carat Tiffany & Co diamond necklace.
Not only was she on-trend in 2019 in neon pink, the voluminous silhouette, high neckline and tiered effect of the Crazy Rich Asians actress' Valentine Haute Couture confection truly made her a standout on the red carpet.
Just call her the queen of Oscars looks. The Red Sparrow star topped our Best Dressed list in 2018 for obvious reasons -- the sparkly Christian Dior dress, the effortless waves and that ultra-dramatic smokey eye. Killin' it, J. Law!
The I, Tonya star wore one of the most intricate looks to the 2018 Oscars, a Chanel Haute Couture dress custom-made by Karl Lagerfeld. The gown required 550 hours of work and seven people to complete it ahead of the awards show.
The baby pink hue and dramatic bow made this Calvin Klein dress stand out from the crowd in 2018.
Taraji P. Henson
The Hidden Figures star slayed in a custom off-the-shoulder navy velvet Alberta Ferretti gown with a thigh-high slit at the 2017 awards show.
So elegant! The Oscar nominee donned a vibrant red Valentino creation -- as well as a blue ribbon in support of ACLU -- at the 2017 ceremony.
This icy blue hue looked anything but cold on Blanchett, who stood out in 2016 in this stunning Giorgio Armani Privé dress that was covered in whimsical flowers. The Carol star paired the look with a matching Roger Vivier clutch and Tiffany & Co. jewelry.
The South African beauty was red hot in 2016 in this plunging Dior gown that was amplified by a long silver necklace.
The Swedish actress was the belle of the ball at the 2016 Oscars, where the Best Supporting Actress winner looked like a Disney princess in this strapless canary yellow Louis Vuitton gown.
Leave it to Gaga to make a truly unique statement at the Oscars, which in 2016 came in the form of this dramatic Brandon Maxwell jumpsuit.
The young actress cemented her place as a Hollywood fashionista when she stepped out in 2015 in this silky, off-the-shoulder gown by Vivienne Westwood.
This black-and-white, curve-hugging Tom Ford dress that Witherspoon wore in 2015 was anything but simplistic.
The Birdman star proved why she's such a red carpet darling when she stepped out in this long-sleeved gold Elie Saab gown with a thigh-high slit in 2015.
The 12 Years a Slave star hit it out of the park with her Cinderella-like Prada gown in 2014, also winning the Best Supporting Actress Oscar that year for her work in the Steve McQueen-directed film.
Channeling major princess vibes in 2015, the singer arrived in a dazzling Elie Saab couture confection embellished with pearls, stones, embroidery and a full tulle skirt.
Hudson's Atelier Versace gown in 2014 is Old Hollywood glamour with a modern twist and all sexy!
The Friends alum took a break from her penchant for black dresses, turning up to the 2013 Oscars in this beauty of a strapless, fire engine red Valentino Haute Couture frock.
From the sweetheart neckline to the woven embellishments, this tan Armani Privé gown in 2013 was a sight to behold.
We may not have known about the power of a cape dress if Paltrow hadn't worn this elegant Tom Ford beauty in 2012.
The stunning brunette turned heads at the 2012 ceremony in a sexy Versace strapless dress that featured one unforgettable thigh-high slit.
The brunette beauty established herself as a red carpet force to reckon with in this pretty lavender Elie Saab gown in 2011.
The Joy actress burst onto the scene at the 2011 Oscars -- when she was nominated for Best Actress for her work in Winter's Bone -- rocking a super sexy red Calvin Klein dress.
The Avatar actress took a chance in 2010 on this bold design straight off the Givenchy Couture runway and her risk totally paid off.
One of 2010's Best Actress nominees, Bullock shimmered in an unforgettable champagne-hued Marchesa gown.
Diaz has never looked better than in this dazzling strapless Oscar de la Renta dress in 2010.
It will be hard for Hathaway to top this glittery, perfectly-fitted Armani Prive dress she sported in 2009.
The Spanish actress oozed confidence in her extravagant Atelier Versace dress in 2007.
At the 2007 festivities, the blonde beauty wowed in a cherry Balenciaga gown that featured a dramatic bow around the neck.
The Dawson's Creek alum was flawless in a canary yellow Vera Wang gown in 2006.
The actress, who won an Oscar for her role in Million Dollar Baby in 2005, looked like a true star in her backless. dark blue silk jersey dress by Guy Laroche.
The superstar proved sometimes less is more in this simple but gorgeous black velvet Atelier Versace gown in 2005.
Talk about an incredible body. The Monster actress' beaded Gucci gown highlighted her incredible physique in 2004, when she also took home the Best Actress Oscar.
The Almost Famous actress was pure radiance when she hit the red carpet in 2003 in this champagne-hued Atelier Versace creation.
In 2002, Berry showed off her famous physique in this sexy Elie Saab creation that featured floral appliqués across the sheer bodice and a silk maroon skirt.
In 2001, Roberts -- who took home the Best Actress statuette for her leading role in Erin Brockovich -- stunned in this black-and-white vintage Valentino dress, which she paired with Van Cleef & Arpels jewels and strappy sandals.
The Bridget Jones's Diary star was anything but mellow yellow in 2001 in this vintage Jean Dessès find.
The gold chain detailing along the back of Blanchett's black Gaultier dress is what truly made this special in 2000, but she elevated it even further with matching gold accessories, including an upper armband and hairpiece.
The Girl, Interrupted star went for classic glamour in 2000 in a strapless, vintage black dress by Pauline Trigere.
Paltrow's girly pink Ralph Lauren gown in 1999 is one of the most memorable gowns in Oscar fashion history. She wore it with a diamond Harry Winston choker that had originally been gifted to her by her late father, Bruce Paltrow.
In 1998, the Oscar winner channeled Grace Kelly in this mint green Escada gown.
The English actress sparkled in a white Versace number and matching clutch in 1995.
The Pulp Fiction star shimmered in a lavender Prada dress in 1995.
Years before everyone in Hollywood was seen in a Herve Leger dress, the supermodel wore a curve-hugging white version with diamond jewelry in 1993.
The '80s didn't know what hit them when Allen glistened onstage in 1982 in this beaded, high-necked gown with a thigh-high slit.
Her name may be Goldie, but the actress was on a silver streak in this metallic wrap dress in 1978.
In 1975, the Welcome to L.A. actress was very of her time in a plunging, pastel striped Halston dress topped with a short, brown fur coat.
The Hollywood icon looked as glam as ever in a delicate Givenchy dress when she returned to the Oscars in 1975.
The Funny Girl phenom was a mod dream in this sheer, collared Arnold Scassi creation in 1969.
The Bonnie and Clyde actress ruffled feathers with her LBD in 1968.
The screen siren's curve-hugging floral dress was paired with a diamond necklace and earrings in 1958.
When Kelly accepted the Oscar for her role in The Country Girl in 1955, she was wearing an icy blue Edith Head gown that had originally been made for the film's premiere.
The Roman Holiday star was the epitome of class in 1954 in her timeless, floral Givenchy gown.