Sandy Powell OBE (born 7 April 1960) is a British costume designer. She has been nominated for the Academy Award for Best Costume Design fifteen times, winning three awards for the films Shakespeare in Love (1998), The Aviator (2004), and The Young Victoria (2009). She has also received fifteen BAFTA Award nominations, winning for Velvet Goldmine (1998), The Young Victoria, and The Favourite (2018). Powell has been a frequent collaborator with directors Martin Scorsese and Todd Haynes, having designed the costumes for seven of Scorsese's films and four of Haynes's.