The family sadly announces the passing of Frank L. Thiessen on Friday, August 9, 2019 at the age of 90. Frank was the youngest of 8 siblings, all of whom predeceased him. He was also predeceased by his wife, Margaret, in 1997. Frank is survived by 4 children, Lyle (Sandi), Sheldon (Debbie), Chip (Sue) and Deneen (Jim). He is also survived by numerous grandchildren, great grandchildren and 1 great great grandchild.