David Roy Proost Obituary
It is with great sadness that we announce the death of David Roy Proost of Saint Charles, Missouri, who passed away on November 2, 2025, at the age of 87, leaving to mourn family and friends. Family and friends are welcome to leave their condolences on this memorial page and share them with the family.
He was predeceased by: his parents, Anne Proost and Elroy Proost; and his siblings, Robert Proost (Louise), Richard Proost and Mary Ann Martin (Fran).
He is survived by: his spouse Beverly J. Proost; his sons, Michael D. Proost (Janet) and Mark S. Proost; his grandchildren, Amanda Gruenloh (Taylor), Ashley Meredith (Chris), Samantha Belsher (Jeremy) and Mitchell Proost; and his great grandchildren, Ava, Aubreigh, Vaida, Ian and Owen.
Memorials may be made in David's name to Blessed Teresa of Calcutta Catholic Grade School (https://www.btcparish.org) in Ferguson, MO. or the Alzheimer's Association.
