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Syndrome reference sheet
Generated 12 Oct 2026
Psychiatry · Psychiatry / Delusional misidentification syndromes Fregoli syndrome
Also known as: Fregoli delusion
Delusion that different people are a single persecutor in disguise.
- Medical specialty
- Psychiatry
- Subspecialty
- Psychiatry / Delusional misidentification syndromes
- Sex & age distribution
- Male: affected; Female: affected; Children: rare
- Gene(s) involved
- None recorded
Etiology & mechanism
Overfamiliarity of faces with right frontal and temporoparietal dysfunction.
Gene(s) involved (0)
No gene recorded.
Symptoms & signs (4)
belief of a persecutor in disguisedelusional misidentificationhallucinationsparanoia