Leif Haraldseth (30 November 1929 – 8 April 2019)[1] was a Norwegian trade unionist and politician for the Labour Party.

[2] In 1965 he was hired as district secretary of the Norwegian Confederation of Trade Unions in Buskerud.

[2][3] In international labour affairs he was a delegation member to the International Labour Organization from 1970 to 1979, board member of the Norwegian ILO Committee from 1983 to 1986, and from 1985 to 1989 a board member of the Council of Nordic Trade Unions and vice president of the European Trade Union Confederation.

His career in politics ended with the post of County Governor of Buskerud, which he held from 1989 to 1999.

[2] Haraldseth was a board member of Buskerud Industriselskap (1966–1970), the National Institute of Technology (1973–1977), Sydvaranger (1973–1978), Folk og forsvar (1973–1979, deputy chair), Feriefondet (1973–1986), the National Wages Board (1977–1986), the Norwegian Agency for Development Cooperation (1977–1980), the Industry Fund (1978–1982), the Norwegian Directorate of Labour (1979–1980), the Norwegian Labour Inspection Authority (1980–1984), the Norwegian Guarantee Institute for Export Credits (1981–1986), Samvirke (1985–1989), Fafo Foundation (1987–1989, chair) and Norsk Hydro (1988–1998).