Jean-Jacques Rousseau vs Kim Ung-yong
Jean-Jacques Rousseau (IQ 180) vs Kim Ung-yong (IQ 210). Side-by-side comparison of intellect, achievements, era and cultural impact.
| Born | 1712 | 1962 |
|---|---|---|
| Died | 1778 | — |
| Country | CH | KR |
| Estimated IQ | 180 | 210 |
| Best known for | Discourse on Inequality and The Social Contract | Having one of the biggest IQs in the world. |
Who had the higher IQ?
By the most cited estimates, Kim Ung-yong tops this matchup with an estimated IQ of 210, a 30-point margin over Jean-Jacques Rousseau (180). IQ estimates for historical figures are reconstructions, not test results — they sit on top of biographical evidence, productivity, and the difficulty of the problems each person solved. Treat the number as a directional signal, not a verdict.
Achievements compared
Jean-Jacques Rousseau is best known for: Discourse on Inequality and The Social Contract Kim Ung-yong is best known for: Having one of the biggest IQs in the world.
Different eras, different boards
The two were born roughly 250 years apart (1712 vs 1962), which matters: scientific tools, available knowledge, and intellectual culture compound. Comparing minds across eras is comparing players on different boards.
The verdict
So who was greater? The honest answer: they're not strictly comparable. By raw IQ proxy, Kim Ung-yong edges out. By measurable, lasting influence in their respective field, both are anchors of the human record. If you have to pick one to bet civilization on, pick the one working on the problem you care about.