The 2010 IIHF World Championship Division I was a pair of international ice hockey tournaments organized by the International Ice Hockey Federation. The tournaments were contested between 17 and 25 April 2010. Participants in this championship were drawn into two separate tournament groups. The Group A tournament was contested in Tilburg, Netherlands. Group B's games were played in Ljubljana, Slovenia. Austria won the Group A tournament while Slovenia won the Group B tournament to earn promotion to the Top Division of the 2011 IIHF World Championship. Serbia and Croatia finished last in each group and will be relegated to Division II at the 2011 World Championships. Spain and Estonia earned promotion from the 2010 IIHF World Championship Division II and replaced Serbia and Croatia in Division I in 2011.

Group A

The Group A tournament was played in Tilburg, the Netherlands, from 19 to 25 April 2010.

Participating teams

Final standings

Match results

All times are local.

Tournament awards

Scoring leaders

List shows the top skaters sorted by points, then goals.

Leading goalkeepers

Only the top five goalkeepers, based on save percentage, who have played 40% of their team's minutes are included in this list.

Group B

The Group A tournament was played in Ljubljana, Slovenia, from 17 to 23 April 2010.

Participating teams

Final standings

Match results

All times are local.

Tournament awards

Scoring leaders

List shows the top skaters sorted by points, then goals.

Leading goalkeepers

Only the top five goalkeepers, based on save percentage, who have played 40% of their team's minutes are included in this list.

IIHF Broadcasting rights