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302 Cases Solved. Advancing justice for missing persons, unsolved homicides, unidentified and unclaimed remains.

Case Description

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Catherine Monique St. Gregory, a 61-year-old woman, was last seen in Marina, California, on May 14, 2020. Since that day, there has been no contact with her, and her current whereabouts are unknown. The case is classified as an endangered missing person case. While few details are available regarding the specific circumstances of her disappearance, it has been noted that St. Gregory has a history of leaving her life and being missing for extended periods.

Born on October 17, 1958, Catherine, who also goes by the nickname Cathy, is a white female with gray hair and brown eyes. She is described as being 5'7" tall and weighing approximately 135 pounds. Distinguishing features include noticeable gaps in her teeth, pierced ears, and a scar on her chin. She wears prescription eyeglasses. At the time she went missing, she was known to be wearing a gold ring with an amethyst stone.

The Marina Police Department is the investigating agency for this case. Information about her disappearance has been shared by the California Attorney General's Office, the Santa Fe County Sheriff's Office, and the New Mexico Department of Public Safety. Anyone with information regarding the whereabouts of Catherine Monique St. Gregory is encouraged to contact the Marina Police Department at 831-384-5225.

Last Seen: May 14, 2020

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Possible Unidentified Matches (1)

Unidentified remains cases whose details are consistent with this person, ranked by how closely they compare. Fields that are unknown in either case are left out of the score.

75%Possible
Jane Doe — San Jose, California - unidentified case UP129724
Jane Doe — San Jose, California
UP129724 • Found Jan 23, 2021
View case
Sex ✓Female
Age 100%Est. 58–72 vs 61
Race 100%White
Location 75%Same state
TimingFound 8 months after last seen
Weight 100%120–125 lb vs 135 lb

These comparisons are generated automatically from public NamUs case data and are not confirmed identifications. Only DNA, dental or fingerprint comparison by investigators can confirm an identity. If you believe two cases are connected, contact the agency handling the unidentified case.

Unidentified photos are blurred because many are post-mortem. Tap a photo to reveal it.