3 geniuses born on September 15 — including Jean Sylvain Bailly, François de La Rochefoucauld (writer), and more. Explore their biographies, IQ scores, and achievements.
Jean Sylvain Bailly, François de La Rochefoucauld (writer), Marco Polo — 3 geniuses in total share this birthday.
virgo is the zodiac sign for people born on September 15.
Vingt questions, huit minutes au chronomètre et un centile mesuré face à tous ceux qui l’ont passé. Sans inscription.
Passer le test de QI →Among the 3 geniuses with known IQ scores born on this date, the average estimated IQ is 165.
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