Missing Since: 2005-08-03 Location: Fontana, California
Matthewson was last seen in Fontana, California on August 3, 2005. That night he was in a car accident and sustained a head injury. Witnesses came to help him, then went inside their home to call 911. When they came back outside, Matthewson was gone. He has never been heard from again. Few details are available in his case. Investigating Agency Fontana Police Department 909-350-7740 Source Information California Attorney General’s Office NamUs Updated 2 times since October 12, 2004. Last updated January 2, 2018; medical conditions added, distinguishing characteristics and details of disappearance updated.