Reino Paasilinna (born 5 December 1939) is a Finnish politician and former Member of the European Parliament (MEP). He is a member of the Social Democratic Party of Finland. He is a member of the Party of European Socialdemocrats. He was on the European Parliament's Committee on Industry, Research and Energy.
He was an MEP from 1996 to 2009.
His brother was novelist Arto Paasilinna.