The Closer star wore Scott for both the 2008 and 2009 Emmy Awards.
The actress has worn L'Wren Scott's designs to a number of red carpets, and also supported Scott at fashion events.
The Oscar winner is a longtime fan of the designer, regularly wearing her designs at premieres and red carpets, including the 2013 Oscars.
The first lady wears the designer often, and even opted to wear a Scott dress from her own cloest for a 2010 shoot with Harper's Bazaar.
The designers shared a moment at the 2009 Vanity Fair Oscar party.
SJP, another longtime fan of Scott's, supported her fashion friend regularly, appearing by her side at industry events.
The beauty wore a stunning gown by the designer to the 2011 Oscars.
The media mogul wore a pink ensemble by L'Wren Scott for her final episode of The Oprah Show.
NEXT GALLERY: 2014's Fallen Stars
A major fan of the late designer's creations, Williams often wore her dresses including this sequin sheath at an event in 2012.