Einfrid Daghild Halvorsen (born 13 October 1937) is a Norwegian trade unionist and politician for the Labour Party. She was mayor of Skien from 1983 to 1986, a State Secretary in the Ministry of Local Government and Labour from 1986 to 1987 and Minister of Administration and Consumer Affairs from 1988 to 1989. After quitting politics, she worked as secretary-general of Mental Helse from 1991 to 2005.