These events occured in 2005 in the world of ice hockey:
February 16 – the 2004–05 NHL season was canceled by league commissioner Gary Bettman. This was the first time that a North American professional sports league had to cancel a season due to a labor dispute.
May 29 – Memorial Cup – London Knights defeat Rimouski Océanic 4-0 to win the Memorial Cup.
- June 1st: The Trenton Titans win the Kelly Cup by defeating the Florida Everblades 4 games to 2 in the Kelly Cup finals.
- June 10 – Calder Cup – Philadelphia Phantoms defeat Chicago Wolves 4 games to 0 to win the Calder Cup.
- The Philadelphia Flyers top two minor league affiliates, the ECHL Trenton Titans and the AHL Philadelphia Phantoms, both win their respective championship series
July 22 – the 2004–05 NHL lockout ends when a new collective bargaining agreement between the NHL and NHLPA is reached.