Ferenc András Völgyesi (11 February 1895, Budapest – 3 July 1967, Uccle) was a controversial Hungarian physician, psychiatrist and hypnotist who published dozens of articles and books, had a prosperous private practice, and gained fame in Hungary and abroad. Völgyesi, along with , established a medical clinic during the latter days of World War II credited with saving the lives of approximately 400 Jews. Völgyesi also served as an agent of the Hungarian Secret Service, codenamed "Viktor", starting in 1962.