Joanna Krupa (born 23 April 1979) is a Polish American model, actress and animal rights activist. She is known internationally as the host and head judge of Polish Top Model as well as for appearances on reality television shows Dancing with the Stars and The Real Housewives of Miami.
Krupa was born in Warsaw, Poland on 23 April 1979. She was raised Roman Catholic. She has a younger sister, Marta, who is also a model. Krupa moved to Illinois with her family at the age of five. In Chicago, she attended Mary Lyon Public School, followed by Steinmetz High School.
Krupa has appeared on magazine covers including FHM, Inside Sport, Stuff, Steppin’ Out, Shape and Maxim, in which she was named the Sexiest Swimsuit Model in the World. Maxim named her #55 in its 2011 Hot 100 ranking of the world’s hottest women. She was voted German Maxim’s Model of the Year 2004–2005. Krupa has also appeared twice on the cover of Playboy and graced the covers of South African GQ and the Polish editions of Cosmopolitan, InStyle, Glamour and Grazia.