The VTB United League 2011–12 was the third complete season of the VTB United League, which is Northern Europe and Eastern Europe's top-tier level men's professional club basketball competition.

The tournament featured 18 teams, from 10 countries.

The teams that finished third in their group play against the fourth placed teams in the other group in a Best-Of-3 series with home advantage.

The teams that finished second in their group play against the winners of the 1/8 final in a Best-Of-3 series with home advantage.