2005 in Sports - Lacrosse

Lacrosse

Major League Lacrosse (USA)

• Baltimore Bayhawks defeated Long Island Lizards 15–9 to win the Steinfeld Cup.
• MLL announces four expansion teams to start play in the 2006 season and create a Western Conference: Chicago, Denver, Los Angeles and San Francisco.

National Lacrosse League

• The Toronto Rock defeat the Arizona Sting to win the Champion's Cup.
• Les Bartley, former coach and GM of the Toronto Rock, dies later that week.
• Gary Gait, of the Colorado Mammoth, retires along with his twin brother Paul Gait ending an era of lacrosse.

NCAA Division I (US Collegiate)

• Johns Hopkins University obtains the No. 1 seed in the post-season tournament, and wins the championship in Philadelphia on May 30 to go unbeaten.
• Northwestern University wins their first Division I NCAA Women's Lacrosse Championship.

European lacrosse

• November 10 – Austrian Lacrosse Association (ÖLAXV) is founded.