Francis W. Diener of Flint, Michigan, age 87, passed away on April 14, 2021. Francis was born on February 4, 1934 to the late Louis and Evelyn Diener in Flint, Michigan. Francis will be dearly missed by his family. He is survived by his wife of 68 years, Mariellen; daughter, Karen; 7 granddaughters; several great grandchildren; one sister; and two nephews. Private funeral services will be held.