Peterson, Joan S. age 91, of Buffalo. Survived by loving children: Karla (Joe) Mavencamp, David (Chris) Peterson and Paula (Kelly) Brecht; 8 grandchildren; 14 great grandchildren; special friend: Dr. Donald Duncan, M.D.; other relatives and many friends. Preceded in death by her husband: Donald W. Peterson. Funeral service Saturday, April 29th, 2023 at 2:00 P.M. Buffalo Evangelical Covenant Church. Visitation Saturday, April 29th AT THE CHURCH from 12 Noon-2:00 P.M. Serving the family The Peterson Chapel Buffalo 763-682-1363 thepetersonchapel.com