Septiembre 21
Genios nacidos el 21 de Septiembre
4 Geniuses virgo
🧠Average IQ of geniuses born on this day: 165
🌍Most represented country: Netherlands (1)
📅Eras: 19th Century (3), Medieval (1)

Geniuses Born on September 21

4 geniuses born on September 21 — including Heike Kamerlingh Onnes, Girolamo Savonarola, and more. Explore their biographies, IQ scores, and achievements.

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Frequently Asked Questions

Which geniuses were born on September 21?

Heike Kamerlingh Onnes, Girolamo Savonarola, Charles Nicolle, Herbert George Wells — 4 geniuses in total share this birthday.

What is the zodiac sign for September 21?

virgo is the zodiac sign for people born on September 21.

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What is the average IQ of geniuses born on September 21?

Among the 2 geniuses with known IQ scores born on this date, the average estimated IQ is 165.

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