Fashion 25 Unforgettable Dresses By InStyle Editors InStyle Editors Facebook Instagram Twitter Our editors and writers comprise decades of expertise across the beauty, fashion, lifestyle and wellness spaces in print and digital. We prioritize journalistic integrity, factual accuracy, and also having fun with every story we share. InStyle's editorial guidelines Published on August 1, 2019 @ 04:52PM Pin Share Tweet Email Trending Videos Photo: Joan Smalls in the dress worn by Rihanna at the 2015 Grammy Awards. Photo by Sebastian Faena/IMG Lens. Only a handful of red-carpet moments can rise to the level oflegendary. 01 of 50 Giambattista Valli Haute Couture Joan Smalls in the dress worn by Rihanna at the 2015 Grammy Awards. Photo by Sebastian Faena/IMG Lens. 02 of 50 Giambattista Valli Haute Couture Rihanna at the 2015 Grammy Awards. Photo by Getty Images. 03 of 50 Versace Amber Valletta in the dress worn by Elizabeth Hurley at the 1994 London première of "Four Weddings and a Funeral." Francesco Russo pumps. Photo by Sebastian Faena/IMG Lens. 04 of 50 Versace Elizabeth Hurley at the 1994 London première of "Four Weddings and a Funeral." Photo by Getty Images. 05 of 50 Louis Vuitton Joan Smalls in the dress worn by Alicia Vikander at the 2016 SAG Awards. Louis Vuitton sandals. Photo by Sebastian Faena/IMG Lens. 06 of 50 Louis Vuitton Alicia Vikander at the 2016 SAG Awards. Photo by Getty Images. 07 of 50 Brandon Maxwell Karen Elson in the dress worn by Thandie Newton at the 2018 Emmy Awards. Christian Louboutin heels. Photo by Sebastian Faena/IMG Lens. 08 of 50 Brandon Maxwell Thandie Newtonat the 2018 Emmy Awards. Photo by Getty Images. 09 of 50 Gaultier Paris Dress worn by Cate Blanchett at the 2000 Academy Awards. Photo by Sebastian Faena/IMG Lens. 10 of 50 Gaultier Paris Cate Blanchett at the 2000 Academy Awards. Photo by Getty Images. 11 of 50 Valentino Couture Dress worn by Elle Fanning at the 2018 Berlin International Film Festival. Jimmy Choo pumps. Photo by Sebastian Faena/IMG Lens. 12 of 50 Valentino Couture Elle Fanning at the 2018 Berlin International Film Festival. Photo by Getty Images. 13 of 50 Michael Kors Collection Dress worn by Emily Blunt at the 2013 Golden Globe Awards. Tiffany & Co. earrings and necklace. Tabitha Simmons heels. Photo by Sebastian Faena/IMG Lens. 14 of 50 Michael Kors Collection Emily Blunt at the 2013 Golden Globe Awards. Photo by Getty Images. 15 of 50 Balenciaga Dress worn by Nicole Kidman at the 2007 Academy Awards. Baby: Sky Naia. Photo by Sebastian Faena/IMG Lens. 16 of 50 Balenciaga Nicole Kidman at the 2007 Academy Awards. Photo by Getty Images. 17 of 50 Valentino Couture Dress worn by Jennifer Lopez at the 2003 Academy Awards. Special thanks to Xue Zhu Dong at Yi Fa Hair Salon, N.Y.C. Photo by Sebastian Faena/IMG Lens. 18 of 50 Valentino Couture Jennifer Lopez at the 2003 Academy Awards. Photo by Getty Images. 19 of 50 Vera Wang Dress worn by Charlize Theron at the 2000 Academy Awards. Motorcycle driver: Riccardo Ambrosio. Photo by Sebastian Faena/IMG Lens. 20 of 50 Vera Wang Charlize Theronat the 2000Academy Awards. Photo by Getty Images. 21 of 50 Prada Dress worn by Lupita Nyong’o at the 2014 Academy Awards. Photo by Sebastian Faena/IMG Lens. 22 of 50 Prada Lupita Nyong’o at the 2014 Academy Awards. Photo by Getty Images. 23 of 50 Armani Privé Dress worn by Cate Blanchett at the 2018 Venice International Film Festival. Baby: Sky Naia. Photo by Sebastian Faena/IMG Lens. 24 of 50 Armani Privé Cate Blanchett at the 2018 Venice International Film Festival. Photo by Getty Images. 25 of 50 Giles Deacon Couture Dress worn by Cate Blanchett at the 2015 Cannes Film Festival. Gianvito Rossi heels. Photo by Sebastian Faena/IMG Lens. 26 of 50 Giles Deacon Couture Cate Blanchett at the 2015 Cannes Film Festival. Photo by Getty Images. 27 of 50 Ben de Lisi Dress worn by Kate Winslet at the 2002 Academy Awards. Jimmy Choo heels. Photo by Sebastian Faena/IMG Lens. 28 of 50 Ben de Lisi Kate Winslet at the 2002 Academy Awards. Photo by Getty Images. 29 of 50 Dior Haute Couture Dress worn by Nicole Kidman at the 1997 Academy Awards. Photo by Sebastian Faena/IMG Lens. 30 of 50 Dior Haute Couture NicoleKidman at the 1997Academy Awards. Photo by Getty Images. 31 of 50 Marc Bouwer Dress worn by Angelina Jolie at the 2004 Academy Awards. Harry Winston bracelets. Photo by Sebastian Faena/IMG Lens. 32 of 50 Marc Bouwer Angelina Jolie at the 2004 Academy Awards. Photo by Getty Images. 33 of 50 Rodarte Dress worn by Natalie Portman at the 2011 Academy Awards. Manolo Blahnik heels. Photo by Sebastian Faena/IMG Lens. 34 of 50 Rodarte Natalie Portman at the 2011 Academy Awards. Photo by Getty Images. 35 of 50 Tom Ford Dress worn by Gwyneth Paltrow at the 2012 Academy Awards. Tiffany & Co. earrings and bracelets. Sergio Rossi sandals. Photo by Sebastian Faena/IMG Lens. 36 of 50 Tom Ford Gwyneth Paltrowat the 2012 Academy Awards. Photo by Getty Images. 37 of 50 Versace Dress worn by Courtney Love at the 1997 Academy Awards. Tiffany & Co. necklace. Sergio Rossi heels. Photo by Sebastian Faena/IMG Lens. 38 of 50 Versace Courtney Love at the1997 Academy Awards. Photo by Getty Images. 39 of 50 Gucci Dress worn by Charlize Theron at the 2004 Academy Awards. Photo by Sebastian Faena/IMG Lens. 40 of 50 Gucci Charlize Theron at the 2004 Academy Awards. Photo by Getty Images. 41 of 50 Armani Privé Dress worn by Cate Blanchett at the 2016 Academy Awards. Photo by Sebastian Faena/IMG Lens. 42 of 50 Armani Privé Cate Blanchettat the 2016Academy Awards. Photo by Getty Images. 43 of 50 Valentino Couture Dress worn by Kate Hudson at the 2003 Golden Globe Awards. Photo by Sebastian Faena/IMG Lens. 44 of 50 Valentino Couture KateHudson at the 2003Golden Globe Awards. Photo by Getty Images. 45 of 50 Chanel Haute Couture Dress worn by Cameron Diaz at the 2003 Golden Globe Awards. Photo by Sebastian Faena/IMG Lens. 46 of 50 Chanel Haute Couture Cameron Diaz at the 2003 Golden Globe Awards. Photo by Getty Images. 47 of 50 Ralph Lauren Collection Dress worn by Gwyneth Paltrow at the 1999 Academy Awards. Harry Winston necklace and bracelet. Photo by Sebastian Faena/IMG Lens. 48 of 50 Ralph Lauren Collection Gwyneth Paltrow at the 1999 Academy Awards. Photo by Getty Images. 49 of 50 Yves Saint Laurent Dress worn by Julianne Moore at the 2003 Academy Awards. Harry Winston earrings and ring. Gianvito Rossi heels. Photo by Sebastian Faena/IMG Lens. 50 of 50 Yves Saint Laurent Julianne Moore at the 2003 Academy Awards. Photo by Getty Images.