2 geniuses born on June 22 — including Wilhelm von Humboldt and Giuseppe Mazzini. Explore their biographies, IQ scores, and achievements.
Wilhelm von Humboldt, Giuseppe Mazzini — 2 geniuses in total share this birthday.
cancer is the zodiac sign for people born on June 22.
Twenty questions, eight minutes on the clock, and a percentile measured against everyone who has taken it. No sign-up.
Take the IQ test →Among the 2 geniuses with known IQ scores born on this date, the average estimated IQ is 170.
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