Robert Dean Irelan Homicide Update: Robert Dean Irelan was a young man whose tragic story remained unsolved for decades. His body was discovered on June 2, 1979, in Quinton Township, New Jersey, in a shallow grave along a dirt road in a wooded area off Jericho Road. His body was concealed beneath logs and grass, and it appeared he had been shot in the face. The circumstances of his death remained a mystery for many years.
Irelan was identified years later, thanks to advancements in DNA technology. In July 2025, Ramapo College’s Investigative Genetic Genealogy Center successfully identified him through DNA analysis, and his name was publicly released in April 2026. At the time of his death, Irelan lived in Pleasantville, New Jersey, and was known to have spent time in Atlantic City. His life was cut short in the winter of 1978 or 1979, and authorities believe he was murdered during that period.
The case gained renewed attention when the Ramapo College team collaborated with the New Jersey Cold Case Unit to solve the decades-old mystery. Using genetic genealogy, they traced DNA evidence from the crime scene to Irelan’s family, leading to a breakthrough just hours after they began their search. Tracie Boyle, a case manager at Ramapo College, explained, “In this case, we knew that our John Doe was located in South Jersey. So we had been looking for any kind of connections to the Atlantic City area, and we were able to find them pretty quickly.”
Law enforcement officials are now working to identify Irelan’s killer. The New Jersey State Police have spoken with his family and are urging anyone who knew him or remembers details from around the time of his death to come forward. Boyle expressed hope that the public would assist in solving the case, stating, “We’re really hoping that the public will reach out and have something that they can give to law enforcement to help figure out who did this.”