Raf Jan Simons is a Belgian fashion designer. Beginning in furniture design, Simons launched his own menswear label in 1995. He was creative director at Jil Sander (2005–2012), Christian Dior (2012–2015), and Calvin Klein (2016–2018). As of 1 April 2020, he is the co-creative director of Prada, in partnership with Miuccia Prada.