Kolbrún Halldórsdóttir (born 31 July 1955) is an Icelandic politician with the Left-Green Movement. She was a member of the Althing (Iceland's parliament) for Reykjavík constituencies from 1999. She didn't get re-elected in 2009. She was Minister for the Environment and Minister for Nordic Cooperation, in 2009. She is President of ECA – European Council of Artists (2011).