The 2013–14 EuroChallenge was the 11th edition of Europe's third-tier level transnational competition for men's professional basketball clubs.

The host of the tournament, Grissin Bon Reggio Emilia won the Final by beating Triumph Lyubertsy 79–65.

(TH: Title holder) The draws for the 2013–14 FIBA EuroChallenge were held on Friday, July 5 in Munich, Germany.

The 32 clubs registered for this year's competition were divided into two conferences (1 and 2), based on broad geographical criteria.

[2] BK Ventspils Antwerp Giants Okapi Aalstar Cholet Basket Joensuun Kataja Tartu Ülikool/Rock JDA Dijon Grissin Bon Reggio Emilia ZZ Leiden Södertälje BBK SPM Shoeters GasTerra Flames Rakvere Tarvas Zepter Vienna Bakken Bears Team TEHO Sport Kotka KK Krka Krasnye Krylya Samara Szolnoki Olaj KK Triumph Lyubertsy Tsmoki Minsk Gaz Metan Mediaș Tofaş Bursa Atomerőmű SE BC Körmend BC Ural Yekaterinburg Rilski Sportist Royal Halı Gaziantep BC Kyiv Jászberényi KSE BC Mureș CSM Oradea The regular season began on November 5.