The 2012–13 Biathlon World Cup was a multi-race tournament over a season of biathlon, organised by the International Biathlon Union. The season started on 25 November 2012 in Östersund, Sweden and ended on 17 March 2013 in Khanty-Mansiysk, Russia.
Below is the IBU World Cup calendar for the 2012–13 season.
Following are notable biathletes who announced their retirement: