Peter Castellanos was pronounced dead at the scene of the eastbound accident last Friday just before 1 p.m., New Jersey State Police said.
Castellanos was a passenger in a blue Honda Civic driven by Christine Castellanos, 54 of Flanders, that rear-ended a Toyota Sienna and Ford cargo van before it struck a guardrail and overturned, NJSP said.
Both Peter and Christine Castellanos were airlifted to Morristown Medical Center, where Christine was treated for serious injuries, police said.
The cause of the accident remains under investigation.
Click here to follow Daily Voice West Milford and receive free news updates.