He is now the subject of a major Netflix series, which examines just how he was caught.
This will leave viewers keen to know what happened to him since and if he is still alive.
Ramirez died on June 7, 2013, at the age of 53-years-old while he was in prison.
He died of B-cell lymphoma at the Marin General Hospital in Greenbrae, California.
At the time he was on death row in the state and was awaiting execution.
However, he had been on death row since his sentencing for more than 23 years previously.