The Maine West honor student ends his shift at Nisson Pharmacy in Des Plaines on Dec. 11, 1978. Piest's family was devastated by his brutal rape and murder. A Serial Killer, a Receipt, and My Mom: Haunted by the … Her son was not a runaway, something terrible had happened...and she knew that the contractor was involved. robert piest 1-20 of 1,383 Besides, he has two siblings named Kerry Lynn and Kenneth. 40 Years Later: Secrets of the John Wayne Gacy Case #OTD in 1978, police search the home of John Wayne Gacy. Harold B. Piest Jr., 74, died in his home. John Wayne Gacy’s final victim was 15-year-old Robert Piest. John Wayne Gacy Victims: The Known and Unknown Men He … Discover Robert Piest’s Biography, Age, Height, Physical Stats, Dating/Affairs, Family and career updates. Edit Search New Search Filters (1). Des Plaines woman driven to save brother – Chicago Tribune How Robert Piest's soul exposed John Wayne Gacy's horrific … His mother had to come to pick him up on this particular evening as it was her birthday, and the rest of the Piest family waited at home to celebrate. She was referring to the disapperance two weeks ago of Robert Piest, 15, a clerk in a suburban pharmacy, where he met Gacy, who had a remodeling contract there. So, how much is Robert Piest worth at the age of 15 years old? The city at large had failed to notice the disappearance of dozens of young men and boys. 13 Paying Careers in South Africa that … Victims: young, male, mostly missed - Tampa Bay Times John Wayne Gacy Family. Family; Parents: Not Available: Wife: Not Available: Sibling: Not Available: Children: 2: Robert Piest Net Worth. The parents of Robert Piest, Harold and Elizabeth, leave the Des Plaines Circuit Court on Dec. 29, 1978.