The 2010 FIBA U20 European Championship Division B was the 6th edition of the Division B of the European basketball championship for men's national under-20 teams.

It was played from 14 to 24 July 2010 in Oberwart and Güssing, Austria.

[1][2] In the first round, the teams were drawn into four groups.

The first three teams from each group advance to the quarterfinal round; the other teams will play in the 13th−17th place classification group.

In this round, the teams play in two groups of six.