The 2006 Winter Olympics were part of the Biathlon World Cup.

The season lasted from 26 November 2005 to 26 March 2006.

The men's overall World Cup was won by Norway's Ole Einar Bjørndalen, while Kati Wilhelm of Germany claimed the women's overall World Cup.

Below is the World Cup calendar for the 2005–06 season.

The following notable biathletes retired after the 2005–06 season: