2012–13 EuroChallenge was the 9th edition of Europe's third-tier level transnational competition for men's professional basketball clubs.

32 teams will participate in EuroChallenge Regular Season:[1] First leg will be played in September 25 and the second one in October 2.

The Regular Season began on November 6 and finished on December 14, 2012.

Team 1 played the first and the third game at home court.

The Final Four was held in the Karşıyaka Arena at İzmir, Turkey.