 2008–09 FIBA EuroChallenge

The 2008–09 FIBA EuroChallenge was the sixth edition of Europe's third-tier level transnational men's professional club basketball FIBA EuroChallenge Tournament, and the first under the FIBA EuroChallenge name, organized by FIBA Europe.A total number of 32 teams participated in the regular season and a total of 40 teams competed including the qualifying rounds.