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Case Description    (LOCATED)

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Teresa Joann Peroni, 27, vanished from Selma, Oregon, after attending a holiday gathering near Illinois River Road. According to case records, she was last seen on July 3, 1983, walking into a wooded area with her then-boyfriend following an argument and never returned.

An investigation began soon after her family reported her missing, and authorities classified the circumstances as suspicious. Despite interviews and early efforts, prosecutors at the time said there was not enough evi ...Read More
Last Seen: Jul 03, 1983

Victim Details

Apr 30, 2013

Jul 17, 2024

Teresa

Peroni

68

27

64 inches

130 lbs

White / Caucasian

Female

In the summer of 1983, a 27-year-old woman named Teresa Joann Peroni, also known as Terry, was at a party in Selma, Oregon, when her life took a tragic and mysterious turn. On or around the Fourth of July, she was last seen with her then-boyfriend, Mark Sanfratello. Following an argument where he accused her of having another lover, the couple walked into a wooded area near the 1270 Illinois River Road. Teresa Peroni was never seen again. Her family reported her missing shortly after, which prompted an investigation by the Josephine County Sheriff's Office. Authorities deemed her disappearance to be suspicious in nature, but at the time, there was not enough evidence to proceed with criminal charges. For years, Teresa's case remained cold, leaving her family with unanswered questions and lingering grief. A significant development occurred in 1997 when a human skull was discovered on a nearby private property, less than a mile from where she was last seen. Despite a search of the area with a cadaver dog, no other remains were located. For a long time, it was suspected that the skull belonged to Teresa, but the technology at the time could not provide a definitive confirmation. The case remained stagnant for many more years, a painful and unresolved chapter in the lives of those who knew and loved her. Her missing person file was uploaded to the National Missing and Unidentified Persons System (NamUs) in 2013, a digital footprint in a case that had long grown cold. Decades after she vanished, a renewed effort brought long-awaited answers. In 2024, the Josephine County Sheriff's Office reopened the investigation. Investigators began by re-interviewing witnesses and collecting new DNA evidence. Advances in forensic technology finally allowed for the confirmation that the skull found in 1997 was indeed that of Teresa Peroni. This breakthrough, combined with the initial investigation and witness statements, provided enough evidence for a Josephine County Grand Jury to indict Mark Sanfratello on a charge of second-degree murder in June 2025. He was arrested in Chico, California, and extradited to Oregon to face trial. Ultimately, Sanfratello pleaded guilty to first-degree manslaughter and was sentenced to 20 years in prison, bringing a close to a case that had haunted the community for over four decades. The resolution of Teresa Peroni's case stands as a testament to the perseverance of law enforcement and the evolution of forensic science, finally providing a measure of justice for a life cut tragically short.

Jul 03, 1983

Selma

Oregon

Josephine County

Selma

No

13474

Josephine County Sheriff's Office

Grants Pass

Oregon

Josephine County

97526

1901 Northeast F Street, Oregon

5414745123

County

Law Enforcement

83-10577

1983-07-03

Josephine County Sheriff's Office

Brown

Blue

Blue

Yes

05/17/2026


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