Erkki Sakari Tuomioja (born 1 July 1946) is a Finnish politician and a member of the Finnish Parliament. From 2000 to 2007 and 2011 to 2015, he served as the Minister for Foreign Affairs. Tuomioja is a member of the Social Democratic Party of Finland, although his political views are thought to be more to the left than the party line. He is also a member of ATTAC. In the past, Tuomioja has dated the former Finnish president Tarja Halonen.
He was the president of the Nordic Council in 2008.
Tuomioja comes from a family of politicians. His father Sakari Tuomioja was a prominent liberal Finnish politician and diplomat, and the challenger of Urho Kekkonen for the conservatives and liberals in the 1956 presidential elections. His maternal grandmother was Hella Wuolijoki, the Estonian born writer and socialist activist.
Tuomioja holds the degrees of Master of Social Sciences (1971) and Master of Science in Economics and Business Administration (1974) from the Helsinki School of Economics, as well as Licentiate in Social Sciences (1980) and Doctor in Social Sciences (1996) from the University of Helsinki. In addition to Finnish, Tuomioja speaks Swedish, English, French, German and Estonian.