Matti Ossian Wuori (July 16, 1945 in Helsinki – October 15, 2005) was a lawyer, Finnish politician and was a Member of the European Parliament for the Green League 1999–2004. He reported about human rights for the European Parliament 2000–2001.
Wuori was the chairman of Greenpeace Finland 1989–1998 and Greenpeace International 1991–1993.
Wuori died after a long battle with cancer.
Wuori had a cameo role in Aki Kaurismäki film The Man Without a Past. He loved cigars and owned many ties.