De Kotmadam is a classic Flemish comedy television series directed by Ronnie Commissaris and Wim Feyearts produced for Belgian television since 1991. The series is written by Jaak Boon and Frans Ceusters. Season 21 was aired as from March 2013. Season 22 is currently in production meaning the show is the longest running Belgian sitcom in terms of amounts of episodes and seasons.

The series revolves around Jeanne Piens, who owns a small sweet shop in the centre of Leuven and rents out several rooms of her house to students studying in the city. She is a caring type and loves all her students. Her husband Jef Liefooghe works for the city's gardening department. Their friend Odilon Bonheur, a naïve warden in the local prison, visits regularly to give or seek help.

Odillon Mortier decided not to perform in season 21 due to health reasons. That's why Heman Verbruggen got a new main role in the season: Gijs, a clumsy colleague of Jef. As Mortier suddenly died on 13th of August 2012, Verbruggen will also act in future seasons.