William Penn

Discover William Penn's estimated IQ of 170. Biography, prodigy facts, achievements, and where they rank among the greatest minds in history.

Compare with the greats

Gregor Mendel vs Richard FeynmanAlfred Nobel vs Jean Jacques RousseauErnest Hemingway vs Fr D Ric ChopinKurt G Del vs Werner Heisenberg
See the IQ Rankings →All comparisons →

Child prodigies

Rayssa LealRayssa LealViral 'Fairy of Skate' who won Olympic street silver at age 13Jacob BarnettJacob BarnettAutistic Physics Prodigy — IUPUI Master's at 14, Perimeter…Yusra MardiniYusra MardiniSwam Refugees to Safety Across the Aegean — Olympic Athlete on…Mahnoor CheemaMahnoor CheemaPassed 34 O-Levels by Age 13 — Pakistani-British Prodigy with…
Child prodigies →

Play & come back tomorrow

Daily Genius Challenge · Guess the genius
19th-century mathematician who wrote the first algorithm for Charles Babbage's Analytical Engine.
Tap your answer ↓
Which Genius Are You? Free IQ Test