The
2011–12 Bundesliga was the 49th season of the
Bundesliga, Germany's premier
football league. The season started on 5 August 2011 with the opening match involving defending champions
Borussia Dortmund and ended with the last games on 5 May 2012. The traditional winter break was held between the weekends around 17 December 2011 and 20 January 2012.