2015 Oscars: Best Celebrity Fashions from the Academy Awards’ Red Carpet

Dakota Johnson was wearing a red-hot one-shoulder Saint Laurent gown and Forevermark jewelry

Lupita Nyong was wearing a pearl-embellished Calvin Klein collection gown that was custom-designed for her

Jennifer Lopez was wearing a stunning Elie Saab blush-colored gown with a full skirt

Cate Blanchett was wearing a classy black John Galliano dress with a chunky turquoise necklace

Naomi Watts was wearing an embellished Armani black and silver dress and dark lips

Pregnant Keira Knightley was wearing a lovely Valentino embroidered tulle dress and a flower crown

America Ferrera was wearing an ombré Jenny Packham gown, dark red hexagonal clutch and Irene Neuwirth jewelry

Jessica Chastain was wearing a floor-length navy Givenchy dress and shoes with Piaget jewels

Reese Witherspoon was wearing a white Tom Ford column dress with two black strips of fabric at the horizontal off-the-shoulder neckline and waist

Julianne Moore was wearing a strapless Chanel dress embroidered with 80,000 hand-painted sequins and flowers

Scarlett Johansson was wearing an emerald green curve-hugging V-neck Versace dress paired with a bold matching statement necklace

Rosamund Pike was wearing a flower embellished red dress with thigh split from Givenchy

Carmen Ejogo wore a white sequined gown from Houghton Bride’s spring/summer 2015 runway

Anna Faris was wearing a strapless Zuhair Murad silver gown encrusted from top to bottom in crystals, beads and sequins

Sienna Miller was wearing a black and navy Oscar de la Renta gown with velvet bow details

Rachael Harris was wearing a lace black and nude gown, coupled with a gold clutch and black framed glasses

Nicole Kidman was wearing a reptilian-textured shimmering strapless gown with red band, accessorized with over 100 carats’ worth of Harry Winston diamonds

Jennifer Hudson was wearing a strapless yellow Romona Keveza gown, accented with green statement earrings

Rita Ora was wearing a navy Marchesa fishtail gown with long train

Meryl Streep was wearing a chic Lanvin ensemble consisting of a black blazer and full-lenth skirt featuring a high slit

Kelly Osbourne was wearing a Rita Vinieris dress, Sophia Webster shoes, a Judith Lieber clutch, and Graziela Gems jewelry

Pregnant Sophie Hunter was wearing a red floor-skimming dress, which was daringly done up at either side by safety pins

Laura Dern wore a shiny embellished black and silver Alberta Ferretti gown and Bulgari jewelry

Anna Kendrick was wearing a coral Thakoon gown featuring a jeweled collar and Norman Silverman jewelry

Gwyneth Paltrow was wearing a baby pink one-sleeved Ralph & Russo gown featuring a bold shoulder embellishment

Oprah Winfrey was wearing a blush-colored Vera Wang gown, paired with a silver clutch and sparkling jewels

Patricia Arquette was wearing a one-shoulder black-and-white gown designed by her childhood BFF, Rosetta Getty

Viola Davis was wearing a Zac Posen dress, Stuart Weitzman shoes, Jimmy Choo bag, and Van Cleef & Arpels jewels

Jennifer Aniston was wearing a beige Versace dress and Fred Leighton jewelry

Melanie Griffith wore a striking long-sleeved black dress with square neckline

Marion Cotillard wore an oddly-shaped Christian Dior Haute Couture white dress

Zoe Saldana was wearing a blush-colored body-hugging Atelier Versace gown and a bright diamond statement necklace

Margot Robbie was wearing a plunging, sheer-sleeve Saint Laurent gown and vintage Van Cleef & Arpels necklace

Chloë Grace Moretz was wearing a strapless floral pleated Miu Miu gown and a sparkling diamond earcuff

Andrea Riseborough was wearing a lemon-colored Jenny Packham gown

Kerry Washington wore a cream strapless Miu Miu gown

Lorelei Linklater wore a textured black and red Gabriela Cadena dress

Tegan and Sara opted for all-black menswear-inspired looks and dark lips

Solange Knowles was wearing a Christian Siriano Fall 2015 pants-style ensemble, completed by an overlaying turtleneck cape

Lady Gaga was wearing a custom glittery white gown by Tunisian-born designer Azzedine Alaia paired with plastic red gloves