Dr. Glennon Engleman was a respected dentist in St. Louis, Missouri, who became one of the most disturbing figures in American true crime history. Behind his professional image was a hidden life involving murder-for-hire schemes, manipulation, and a series of violent crimes that shocked investigators and the public.
Known as the “Dentist Killer,” Engleman used his position, intelligence, and relationships to become involved in multiple murders over several decades. His case remains a chilling example of how someone with a trusted profession could secretly live a life of crime.
Early Life and Career of Dr. Glennon Engleman
Glennon Edward Engleman was born in 1927 in St. Louis, Missouri. He later became a dentist and built a successful dental practice. To people who knew him professionally, Engleman appeared to be an ordinary and respected member of the community.
However, investigators later discovered that his personality outside of work was very different. Engleman was described as manipulative and financially motivated, using his connections with others to carry out criminal plans.
His medical background and professional reputation helped him maintain an image of trust while hiding his involvement in violent crimes.
The Beginning of His Criminal Activities
Dr. Glennon Engleman’s criminal activities reportedly began with financial motives. Prosecutors said he became involved in arranging murders to collect money through insurance policies, inheritances, and other financial benefits.
Unlike many criminals who commit crimes themselves, Engleman often acted as the planner behind the murders. He allegedly recruited individuals to help carry out his schemes while staying away from direct attention.
This made him a dangerous figure because he combined professional respectability with criminal planning.
Murders Linked to Glennon Engleman
Engleman was eventually connected to several murders, including the deaths of individuals who had financial connections with him or people close to him.
One of the most notable cases involved his former patient and friend, Roger Kroner, who was murdered in 1976. Authorities discovered that Engleman was connected to the killing through a plan involving financial gain.
He was also linked to the murders of other victims, including people who were targeted because of insurance money or personal disputes. Investigators described him as someone who carefully planned crimes and influenced others to participate.
Investigation and Arrest
The investigation into Dr. Glennon Engleman developed over many years as law enforcement connected different crimes together. Witness statements, evidence, and information from individuals involved in the murders eventually exposed his role.
In 1980, Engleman was arrested and charged with murder-related crimes. During the legal proceedings, prosecutors presented evidence showing his involvement in multiple killings.
His case attracted significant attention because of the contrast between his public career as a dentist and his secret criminal activities.
Conviction and Prison Sentence
In 1980, Dr. Glennon Engleman was convicted for his role in the murder of Roger Kroner. He received a life sentence in prison.
While serving his sentence, authorities continued investigating his possible involvement in other crimes. Engleman remained a controversial figure in criminal history because of the number of cases connected to him.
He died in prison in 1999 at the age of 71.
The Legacy of Dr. Glennon Engleman’s Case
The story of Dr. Glennon Engleman continues to attract interest among true crime researchers because it challenges assumptions about criminals. His case demonstrates that criminal behavior can exist behind a successful career and a respected public image.
The “Dentist Killer” case has been covered in numerous true crime books, documentaries, and investigative programs. It remains an example of how financial greed and manipulation can lead to devastating consequences.
Conclusion
Dr Glennon Engleman’s life remains one of the most unusual and disturbing stories in American criminal history. Although he was known publicly as a dentist, investigators revealed a much darker side involving murder-for-hire schemes and financial crimes.
His case continues to serve as a reminder that appearances can sometimes hide dangerous realities, making his story one of the most memorable cases in true crime history.
External References:
- Federal Bureau of Investigation (FBI) historical resources: https://www.fbi.gov
- Crime Library archives: https://www.crimelibrary.org
- Missouri State Archives: https://www.sos.mo.gov/archives