The wXw World Tag Team Championship is a professional wrestling world tag team championship contested for in the German professional wrestling promotion, Westside Xtreme Wrestling (wXw). The inaugural champions was Swi$$ Money Holding. They claim to have bought the titles on June 1, 2001. The titles have been defended internationally in Japan, the United States, the Netherlands and the United Kingdom and on cards promoted by Combat Zone Wrestling, Pro Wrestling Noah, British Championship Wrestling, Big Japan Wrestling and others.

Westside Xtreme Wrestling, commonly shortened to wXw, is a German professional wrestling promotion based in Gelsenkirchen, North Rhine-Westphalia. wXw has been one of the leading professional wrestling promotions in Germany, and most of its events have been held in the Ruhr district, primarily in Oberhausen. Since 2013, wXw regularly tours throughout Germany, adding tour stops outside the country including Switzerland, the Czech Republic and the United Kingdom.