Dieter Haack (born 9 June 1934) is a German politician from the Social Democratic Party of Germany (SPD).

[2] Following his graduation Haack worked at different state institutions in Bavaria.

[4] He was appointed minister of housing und town planning in a cabinet reshuffle on 16 February 1978 succeeding Karl Ravens in the post.

[5] Haack served in the cabinet led by Prime Minister Helmut Schmidt until 1982.

[3] From 1990 to 2002 Haack was the president of the State Synod of the Evangelical Lutheran Church in Bavaria.