Tanja Tuulia Poutiainen (born 6 April 1980) is a retired World Cup alpine ski racer from Finland. She specialized in the technical events of slalom and giant slalom, and was the silver medalist in the women's giant slalom at the 2006 Winter Olympics in Torino. The 2009 season saw Poutianen take another World Cup discipline title, in giant slalom, as well as bronzes in slalom and giant slalom at the World Championships in Val d'Isère. Poutiainen was notable for her consistency, and between January 2007 and March 2011 she successfully completed every World Cup race she entered – a total of 67.