Dominique Vien (born February 10, 1967) is a Canadian politician, who served as Member of the National Assembly for the electoral district of Bellechasse from 2003 to 2007. She was defeated in the 2007 election by Jean Domingue of the Action démocratique du Québec, but was then re-elected in the same district in 2008. She was a member of the Quebec Liberal Party and was the delegate minister for Health and Social Services, previously the Minister for Government Services.