1941
Ginger Rogers
The highest-paid actress of the era receives 'Best Actress' for her performance as Kitty Foyle, wearing a soft grey, lace dress, designed by Irene Gibbons.
1954
Audrey Hepburn
Hepburn wears a floral belted dress designed by Hubert de Givenchy to receive 'Best Actress' for her role in Roman Holiday. Givenchy went on to design dresses for seven of her later films, including the iconic Breakfast at Tiffany's.
1955
Grace Kelly
Winning 'Best Actress' forThe Country Girl, Kelly wore a $4000 ice-blue structured strappy gown. The Edith Head designed dress was the most expensive garment worn to the Oscars to date and took centre stage, in contrast to Kelly's simple make-up look.
1989
Melanie Griffiths
Griffiths, who presented the 'Best Supporting Actress' award, wore a fairy-tale white gown, designed by David and Elizabeth Emmanuel, the couple behind Princess Diana's iconic wedding dress.
Geena Davis
Davis wears a pale sky blue gown to receive her award for 'Best Supporting Actress' from her performance in The Accidental Tourist. The off-the-shoulder, satin fabric of the body was contrasted with a tulle train and matched with elegant diamond jewellery.
2012
Angelina Jolie
Jolie wears an Atelier Versace designed asymmetric black velvet dress to the 2012 Academy Awards. Jolie's dress became an instant sensation, with her strong stance accentuating its thigh-high split. The actress teamed the gown with custom- made black pumps by Salvatore Ferragamo.
2016
Brie Larson
Larson won 'Best Actress' for her remarkable performance in Room wearing a Gucci-designed royal blue dress. The flowing gown made waves with its deep 'V' neckline and embellished waistband.
2018
Margot Robbie
Robbie, nominated for 'Best Actress' for I, Tonya, sported an off-the-shoulder, cool-couture Chanel. The timeless trained dress was kept contemporary by its embroidery and its accessories, including a plastic handbag.
Images (Top to Bottom): Kristine, Coleen O'Eris, Kristine, Oscars YouTube, Alan Light, Laura Artiga, Screenslam YouTube, Screenslam YouTube