4 geniuses born on April 18 — including Clarence Darrow, Daniil Dubov, and more. Explore their biographies, IQ scores, and achievements.
Clarence Darrow, Daniil Dubov, Robert Christgau, Conan O'Brien — 4 geniuses in total share this birthday.
aries is the zodiac sign for people born on April 18.
Twenty questions, eight minutes on the clock, and a percentile measured against everyone who has taken it. No sign-up.
Take the IQ test →IQ estimates are not available for all geniuses born on this date.
Discover history's greatest minds — biographies, IQ scores, quotes, and more.
Explore All 1,100+ Geniuses →