The 1978 Minnesota Secretary of State election was held on 7 November 1978 in order to elect the Secretary of State of Minnesota. Democratic–Farmer–Labor nominee and incumbent Secretary of State Joan Growe defeated Independent-Republican nominee Gerald Brekke and American Party nominee Dianna Jenkins.
General election.
On election day, 7 November 1978, Democratic–Farmer–Labor nominee Joan Growe won re-election by a margin of 123,424 votes against her foremost opponent Independent-Republican nominee Gerald Brekke, thereby retaining Democratic–Farmer–Labor control over the office of Secretary of State. Growe was sworn in for her second term on 3 January 1979.