Head in his hands, Jones was devastated, despite being acquitted of four of the six counts against him.
It was the first trial in Cook County where cameras were allowed for gavel to gavel coverage.
Jurors reached their verdict after being sequestered for seven hours.
The case was unusual because Jones did not physically kill Reynolds. Chicago police crashed into her car, as they were chasing Jones.
Jones was a suspect in an armed robbery home invasion.
His lawyer said he plans to appeal.
Jones was also found guilty of residential burglary. He faces a minimum sentence of 20 years in prison.