Joan Ruth Anderson Growe (born September 28, 1935) is an American politician who served as Secretary of State of Minnesota from 1975 to 1999.

Known for her work to encourage voter participation, her 24-year tenure was the longest of any secretary of state in Minnesota's history.

On June 16, 1965, she married Glen Harry Growe in Anoka County, Minnesota.

While in the House, she served on the Crime Prevention and Corrections, the Education, the Judiciary, and the Metropolitan and Urban Affairs committees.

[6] She is also on the advisory committee for the Hubert H. Humphrey Institute of Public Affairs at the University of Minnesota.