Promi Big Brother is a German television reality show based on the Dutch show Big Brother, created by producer John de Mol in 1997, which is airing from 2013. The show followed a number of celebrity contestants, known as Promis (lit. Celebrities), who were isolated from the outside world for an extended period of time in a custom-built Set. In Season 1–7, after the second week, every day, one of the housemates was evicted by a public vote, with the last housemate, named the winner. For the first time, season 8 of Promi Big Brother aired for three weeks.

Promi Big Brother began as a spin-off series to the original Big Brother Germany, and premiered on Sat.1 on 13 September 2013.Comedian Cindy aus Marzahn and television presenter and Comedian Oliver Pocher hosted the first season. Jochen Schropp hosted season two onward. Season five was hosted by Jochen Schropp and Jochen Bendel and from season six onward the show is hosting by Jochen Schropp and Marlene Lufen.