4 geniuses born on September 9 — including Leo Tolstoy, Luigi Galvani, and more. Explore their biographies, IQ scores, and achievements.
Leo Tolstoy, Luigi Galvani, Cardinal Richelieu, Joseph Leidy — 4 geniuses in total share this birthday.
virgo is the zodiac sign for people born on September 9.
Zwanzig Fragen, acht Minuten auf der Uhr und ein Perzentil, gemessen an allen bisherigen Teilnehmern. Ohne Anmeldung.
IQ-Test starten →Among the 4 geniuses with known IQ scores born on this date, the average estimated IQ is 166.
Discover history's greatest minds — biographies, IQ scores, quotes, and more.
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