Stefan Schostok (born 12 May 1964) is a German politician of the Social Democratic Party[1] and was Mayor of Hanover from 11 October 2013 until 26 May 2019.

During that time, he was elected chairman of the SPD group in the Lower Saxony Legislative Assembly (Landtag) in 2010, a position which he vacated in 2013.

[4] In 1985 he obtained the Fachhochschulreife in the Kaiser-Wilhelm-Gymnasium Hannover, and in the following two years, Schostok underwent his alternative civilian service in Isernhagen.

In 2000, Stefan Schostok was elected chairman of the SPD district Hanover, one of the largest and most influential regions within the Social Democrats in Lower Saxony, and he served in this position until October 2009.

Towards the end of 2011, he decided not to seek reelection to the State Parliament and instead announced his candidacy for the office of Mayor of Hanover, in order to succeed incumbent Stephan Weil.

It claimed that he knew about illegal payments in advantage of two high ranking public officials within his municipality.