Bartek is a German rapper, also known as Plan B, who is associated with the group Die Orsons. He is identified as Bartek Nikodemski and is from Wrocław, Germany. Born in 1983, he releases solo material under the Bartek name and has issued the EPs Apfelschnitzschneider and Servuslichkeiten.

The name Bartek is also used by several other acts, including BARTEK, a garage and noise band from Amsterdam that releases the EPs EP and Beach; BarTEK, a Slovakian techno and breakcore producer; and a Luxembourg-based electronic producer working in trip hop.