The 2005 World Junior Ice Hockey Championships (2005 WJC) was held between December 25, 2004, and January 4, 2005,[1] at the Ralph Engelstad Arena in Grand Forks, North Dakota, and at the Ralph Engelstad Arena in Thief River Falls, Minnesota, United States.

[2] Note: Matches   Switzerland 5–0  Belarus and  Slovakia 5–0  Germany from the preliminary round are included as well since these results carry forward.

Germany and  Belarus are relegated to Division I for the 2006 World Junior Ice Hockey Championships.

GP = Games played; G = Goals; A = Assists; Pts = Points; +/− = Plus–minus; PIM = Penalties In MinutesSource: IIHF.com (minimum 40% team's total ice time) TOI = Time on ice (minutes:seconds); GA = Goals against; GAA = Goals against average; Sv% = Save percentage; SO = Shutouts Source: IIHF.com Goaltender: Marek Schwarz Defense: Dion Phaneuf, Ryan Suter Forwards: Alexander Ovechkin, Patrice Bergeron, Jeff Carter Patrice Bergeron The Division I Championships were played on December 13–19, 2004, in Sheffield, United Kingdom (Group A), and Narva, Estonia (Group B).

Leading scorer: Park Woo-Sang,  South Korea (12 goals, 8 assists; 20 points).