[1] Matthews had 1,561 tackles in his career, unofficially the third most in NFL history trailing Jessie Tuggle and Ray Lewis.

Matthews was a four-time selection for the Pro Bowl with the Browns and was a cornerstone of the defense for well over a decade.

With only seconds left in the fourth quarter and the Bills at the Browns' 11-yard line, Matthews intercepted a pass (at the one-yard line) thrown by Bills quarterback Jim Kelly to seal a Cleveland victory.

[3] In 2022, the Professional Football Researchers Association named Matthews to the PFRA Hall of Very Good Class of 2022.

Matthews also opened a Pontiac car dealership in the Cleveland suburb of Euclid in 1992; it currently operates under new ownership[vague] as Sims Buick GMC.

In 2014, he was named Director of Football Operations at Carter High School (Tennessee), where he once served as an assistant coach.