Former elite college soccer player who beat his brother to death with golf clubs found dead in his prison cell, report says
A former Wesleyan University soccer player who was found not guilty by reason of insanity after brutally killing his younger brother in a gruesome attack has died in an apparent suicide inside his prison cell, according to reports.
Matthew Hertgen, 31, was found dead in his cell at the Mercer County Jail in New Jersey on May 8, the Mercer County Prosecutor’s Office confirmed to NJ.com. An official cause of death has not been released, and an autopsy report is pending.
The death came less than two months after a Mercer County judge ruled Hertgen was not criminally responsible for the February 2025 killing of his 26-year-old brother, Joseph Hertgen, at the brothers’ Princeton apartment.
Investigators said Hertgen stabbed and beat his younger brother to death with knives and golf clubs before mutilating the body, ripping out one of Joseph’s eyeballs and eating it. He also set their cat on fire during the attack.
Hertgen then called 911 to report a body inside the home, opened the door for..
