William F. Calvin
Calvin, circa 1988
- Missing Since 08/01/1988
- Missing From Rocklin, California
- Classification Endangered Missing
- Sex Male
- Race White
- Date of Birth 06/18/1950 (75)
- Age 38 years old
- Height and Weight 6'2, 155 pounds
- Medical Conditions Calvin is a dependent adult.
- Distinguishing Characteristics White male. Brown hair, blue eyes. Calvin had shoulder-length hair and a beard and mustache at the time of his disappearance, and had sores on both of his forearms.
Details of Disappearance
Calvin was last seen in Rocklin, California on August 1, 1988. He was transient and was lat seen near the place he had been staying. He left behind personal belongings and has never been heard from again, and the checks he was carrying at the time of his disappearance were never cashed. Few details are available in his case.
Investigating Agency
- Rocklin Police Department 916-632-4060
Source Information
Updated 1 time since October 12, 2004. Last updated January 2, 2026; picture added, details of disappearance updated.

