207 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.
Case Description
Any updates on this case?
Mary Hannig, a 39-year-old woman from Marple Township, PA, tragically died on January 17, 1972. The circumstances surrounding her death were mysterious and led to a significant investigation. Authorities established a special telephone line to gather information related to her murder, encouraging the public to come forward with any relevant details.
Despite extensive efforts, the case remained unsolved for many years. Investigators worked diligently to uncover the truth, but no arrests or ...Read More
Despite extensive efforts, the case remained unsolved for many years. Investigators worked diligently to uncover the truth, but no arrests or ...Read More
Links to Additional Sources (2)
See any mistakes?Victim Details
Mary Hannig
Female
Marple-township
PA
1972-01-17
39
Mary
Hannig
11/18/2025






