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Case Description
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William J. Dennis, a 62-year-old man, was last seen in San Luis Obispo, California on May 28, 1999, and has not been heard from since. At the time of his disappearance, Dennis was described as a white male with gray hair and blue eyes, standing at 6'1" and weighing 220 pounds. He was reportedly wearing a blue sweatshirt, blue jeans, and sneakers.

Few details are available regarding the circumstances of his disappearance. The San Luis Obispo County Sheriff's Department is the investigati ...Read More
Last Seen: May 28, 1999
Links to Additional Sources (1)
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Victim Details

Jan 24, 2026

Jan 24, 2026

William

J. Dennis

62

62

6'1 inches

220 lbs

White

Male

Dennis was last seen in San Luis Obispo, California on May 28, 1999. He has never been heard from again. Few details are available in his case.

May 28, 1999

San Luis Obispo

California

San Luis Obispo

3

San Luis Obispo County Sheriff's Departmen

805-781-4588

01/24/2026