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Case Description

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John Katsilieris, a 17-year-old from Oak Park, Illinois, was last seen on August 15, 1985. He left his home with five guitars and was believed to be heading to California. Katsilieris was later sighted in Santa Ana, California, on August 16, but after that, he disappeared under suspicious circumstances. He has not been heard from since. At the time of his disappearance, he stood between 6'0" and 6'2", weighed 140-160 pounds, and had brown hair and blue eyes. He may have had facial hair, includin ...Read More
Last Seen: Aug 15, 1985

Victim Details

Apr 15, 2010

Jul 17, 2023

John

Katsilieris

56

17

74 inches

160 lbs

White / Caucasian

Male

In the summer of 1985, a 17-year-old musician named John P. Katsilieris vanished from his family's home in Oak Park, Illinois. The exact date of his departure is somewhat vague, though it is most frequently cited as August 15, 1985. When he left, John, a tall young man with brown hair and blue eyes, took with him his five guitars, suggesting a purpose behind his journey. It is widely believed that his destination was California, a state often seen as a land of opportunity for aspiring musicians. He was reportedly wearing blue jeans and tennis shoes at the time of his disappearance. The days following his departure from Illinois are shrouded in some uncertainty. While he was last seen by his family in Oak Park, some accounts place him in Santa Ana, California, on August 16, 1985, just a day after he left home. Since that last possible sighting, there has been a profound and devastating silence. No one has reported hearing from John Katsilieris again. The circumstances surrounding his disappearance are considered suspicious, and with so few details available, the case has remained a painful mystery for his loved ones and investigators. The Santa Ana Police Department in California is handling the investigation into his disappearance. The case of John P. Katsilieris is a story of a young man with a passion for music who seemingly set off to chase a dream, only to disappear without a trace. The passage of time has not diminished the questions that linger. Investigators have utilized tools such as age-progressed photos to provide a glimpse of what John might look like as the years have gone by. His family has also provided DNA samples to aid in the search. Despite these efforts, the lack of concrete leads has left the case unsolved. The narrative of his disappearance is a stark and somber reminder of the fragility of life and the enduring pain of not knowing the fate of a loved one. The few available details paint a picture of a hopeful young artist whose journey was tragically cut short, leaving a void filled only with questions and the enduring hope for answers.

Aug 15, 1985

Oak Park

Illinois

Cook County

No

26669

Santa Ana Police Department

Santa Ana

California

Orange County

92701

Victoria Jurado

Investigator

60 Civic Center Plaza, California

7142458665

Local

Law Enforcement

1988-88681

Santa Ana Police Department

Brown

Blue

Blue

06/01/2026


Area Last Seen: