Princeton Football Star Charged with Murder of Younger Brother

Matthew Hertgen faces first-degree murder charges in a brutal case involving allegations of cannibalism and animal cruelty.

Matthew Hertgen, a 31-year-old former football player at Princeton University, appeared via video link at the Mercer County Court for his initial hearing concerning charges related to the alleged murder of his younger brother, Joseph Hertgen, aged 26. The court session took place on February 27, 2025, where Hertgen was dressed in a blue anti-suicide smock and displayed a disheveled appearance.

Prosecutors have filed charges against Hertgen including first-degree murder, multiple weapon offenses, and animal cruelty for the alleged killing of a family pet.

The incident reportedly took place in their residence within the Michelle Mews Apartment complex in Princeton, New Jersey, where authorities responded to a 911 call regarding a fire and the discovery of a deceased body.

Details emerging from the investigation indicate that Matthew Hertgen is accused of utilizing both a knife and a golf club in the assault against his brother.

Furthermore, prosecutors have alleged that Hertgen engaged in acts of cannibalism, claiming that he removed and consumed his brother's eyeball.

This assertion is supported by police findings at the scene, where a bloody knife, plate, and fork were reportedly located near the body of Joseph Hertgen.

If found guilty, Matthew Hertgen faces a potential sentence of 30 years in prison.

Reports indicate that he has a history of mental health issues, including schizophrenia, and has been treated in psychiatric facilities prior to the incident.

Witnesses in the vicinity expressed shock over the events.

One local resident commented on the uncommon nature of such violence in the area, while others speculated about the motives behind the attack.

The family of the defendants has not publicly commented on the situation following the incident.

The case continues to draw significant media attention due to the gruesome allegations and the profile of the individuals involved, prompting discussions about mental health and violence in society.