Tea Sonja-Anastasia Villilä (born 16 April 1991) is a Finnish ice hockey defenseman.

As a junior player with the Finnish national under-18 team, Villilä participated in the IIHF U18 Women's World Championships in 2008 and 2009.

Villilä made her debut with the Finnish senior national team at the IIHF Women's World Championship in 2011, where she won a bronze medal.

[2] She also participated in the World Championship tournaments in 2012 and 2013, at which Finland finished in fourth place.

[3][4][5] She represented Finland in the women's ice hockey tournament at the 2014 Winter Olympics in Sochi, Russia.