Donald Joseph Mundwiller, Jr, of Blackjack, MO, passed away peacefully on Friday, August 14, 2020 at the age of 63. He was born July 30, 1957 and lived most of his life in the St. Louis metro area.

He is survived by his sister, Linda Mundwiller and her husband, Steven Roberts. He is also survived by his aunt, JoAnn Bray, uncle, Francis Mundwiller, uncle, Jack Sieber (Peggy), step-mother, Gail Mundwiller. As well as 5 cousins and their families, plus 5 step-siblings and their families.

His is preceded in death by his mother, Ann Sieber Mundwiller and father, Donald Joseph Mundwiller, Sr.

In his memory, donations may be made to St. Louis Arc, an organization which provides support and services for people with intellectual and developmental disabilities.

St. Louis Arc
1177 N. Watson Road
St. Louis, MO 63132
Or on-line through slarc.org

A memorial service will be planned in the future.