The 2011 IIHF InLine Hockey World Championship Division I was the 16th Division I tournament of the IIHF InLine Hockey World Championship.

The games were played in the ČEZ Aréna in Ostrava.

Played in Namibia The following eight nations qualified for the Division I tournament.

The seeding in the preliminary round was based on the final standings at the 2010 IIHF InLine Hockey World Championship and 2010 IIHF InLine Hockey World Championship Division I.

After playing a round-robin, every team advanced to the Playoff round.