Anderson, circa 1980; Anderson's tattoo
- Missing Since 02/17/1980
- Missing From San Rafael, California
- Classification Endangered Missing
- Date of Birth 05/01/1959 (59)
- Age 20
- Height and Weight 6'0, 175 pounds
- Distinguishing Characteristics Caucasian male. Dark blond hair, blue eyes. Anderson may have a mustache. He has a tattoo of a snake on his right forearm; a photo of the design is posted below this case summary. His shirt sleeve length is 36 inches and his shoe size is 11 or 11 1/2. Anderson may use the alias Jon Eric Anderson, and his nicknames are Jon and/or Andy. Some agencies may spell first name "Jurgen" or his last name "Andersen." He is a Danish citizen.