Czechoslovak Genealogical Society International  (CGSI) a resource for families of  Czech, Bohemian, Moravian, Slovak, German, Hungarian, Jewish, Rusyn, and Silesian origin
German-Bohemian Heritage Society
Heart-O-Lakes Genealogical Society
Minnesota Genealogical Society
Jewish Historical Society of the Upper Midwest
Military Historical Society of Minnesota
Minnesota Historical Society
National Danish-American Genealogical Society
Norwegian-American Genealogical Association
Ostfriesen Genealogical Society of Minnesotagenealogy website for those with ancestors from Ostfriesland, Germany
Polish Genealogical Society of Minnesota
Rusin Association of Minnesota
The Minnesota Rusin Association devoted to the promotion of the cultural heritage of the Rusin/Carpatho-Rusin/Rusnak people from Northeast Slovakia, Western Ukraine and Southeast Poland.

Additional Resources

Minnesota Obituaries enter your Minnesota ancestor's name to instantly search the world's largest newspaper archive; over 12 million newspaper pages
Minnesota Birth Records
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Minnesota Death Records