👉 Imagine seeing dozens of strangers—but believing they’re all the same person in disguise
That’s the bizarre core of Fregoli syndrome—a rare delusion where the brain mistakenly identifies multiple people as one familiar individual constantly changing appearance.
Wikipedia
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👉 It’s not just mistaken identity—it’s a fixed, unshakable belief
Even when evidence shows they are different people, the person firmly insists it’s the same one under disguise.
Wikipedia
👉 Often linked to psychosis and other brain-based conditions
Fregoli delusion can appear with schizophrenia, bipolar disorder with psychotic features, neurological injury, or medication effects—making reality feel constantly deceptive.
Wikipedia
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👉 Everyday life becomes a field of perceived persecution
Strangers at work, in the street, or in a shop might be seen as one person following or watching them under different guises.
Cleveland Clinic
👉 Causes real distress and risk
This misidentification can fuel anxiety, paranoia, and defensive or aggressive reactions—not out of choice, but due to the brain’s distorted interpretation of people.
PMC
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