Rita Hayworth, 1944(01 of21)
Open Image ModalHayworth was one of the first film sirens to turn the red lip into a signature look. Many stars would follow suit. (credit:Getty Images)
Lucille Ball, 1947(02 of21)
Open Image ModalIt's not only sexpots who rock the red lip. Ball proved that funny girls can add some spice to their look. (credit:Getty Images)
Elizabeth Taylor, 1960(03 of21)
Open Image ModalTaylor knew that a great way to emphasize her glamorous eyes was to swipe on some deep red lipstick. (credit:Getty Images)
Marilyn Monroe, 1952(04 of21)
Open Image ModalThis sex symbol is the picture of seduction with glossy crimson lips. (credit:Getty Images)
Madonna, 1985(05 of21)
Open Image ModalDuring her "Like a Virgin" phase, Madonna's shockingly red lips added an ironic twist to her naughty Catholic look. (credit:Getty Images)
Selena, 1994(06 of21)
Open Image ModalThe Latina beauty amped up her white Grammys ensemble with bold red lips. (credit:Getty Images)
Carolyn Bessette, 1998(07 of21)
Open Image ModalThe blonde wife of John F. Kennedy Jr. often accented her undeniable beauty with a bright red lipstick. (credit:Getty Images)
Penelope Cruz, 2007(08 of21)
Open Image ModalCruz achieves the perfect seductive look with dark hair, deep eyes and scene-stealing red lips. (credit:Getty Images)
Zhang Ziyi, 2011(09 of21)
Open Image ModalThe Chinese film star chose a punchier shade of red to complement her porcelain skin tone. (credit:Getty Images)
Jennifer Lopez, 2011(10 of21)
Open Image ModalThe megastar pulled out all the stops at the Met Gala with her dramatic all-red ensemble. Of course, matching deep red lips accompanied the look. (credit:Getty Images)
Emma Stone, 2012(11 of21)
Open Image ModalIt's no secret that redheads and red lips are the perfect pair, and Stone wears this look beautifully for a mature yet flirty effect. (credit:Getty Images)
Solange Knowles, 2012(12 of21)
Open Image ModalBeyonc's little sis offers a unique take on the usually sexy lip look. She cleverly pairs her lips with intricate patterns. (credit:Getty Images)
Taylor Swift, 2012(13 of21)
Open Image ModalThe girlish singer always makes sure to exude sophistication on the red carpet with her signature red lips. (credit:Getty Images)
Rihanna, 2013(14 of21)
Open Image ModalWe all know this feisty performer can pull off literally any crazy fashion trend, but we prefer her looking glamorous with a classic red lip. (credit:Getty Images)
Dita Von Teese, 2013(15 of21)
Open Image ModalThe queen of gothic glam is almost never seen without deep red lipstick to complete her look. (credit:Getty Images)
Scarlett Johansson, 2013(16 of21)
Open Image ModalScarJo looks stunning in bright red lipstick whether she's a brunette, blonde or redhead. (credit:Getty Images)
Gwen Stefani, 2013(17 of21)
Open Image ModalThe rocker mom's bright red lips (and winged liner) always adds a feminine touch to her tomboy-inspired style. (credit:Getty Images)
Rita Ora, 2014(18 of21)
Open Image ModalOra can do no wrong with beauty when wearing fire-engine red lipstick with her bleach blonde hair. (credit:Getty Images)
Lupita Nyong'o, 2015(19 of21)
Open Image ModalThe Oscar-winning actress always manages to sport the right shades of red lipstick that complement her gorgeous complexion. (credit:Getty Images)
Margot Robbie, 2015(20 of21)
Open Image ModalThe Australian star's shiny, blonde mane and matte red lips scream movie siren. (credit:Getty Images)
Kerry Washington, 2015(21 of21)
Open Image ModalOozing classic glamour, Washington's high-sheen red lips add a pop of color to her outfit. (credit:Getty Images)