Walter O'Brien (Obrien)

Discover Walter Obrien Obrien's estimated IQ of 197. Biography, prodigy facts, achievements, and where they rank among the greatest minds in history.

• IQ score: 197
• Born: 1975-02-24
• Birthplace: County Wexford, Ireland

Compare with the greats

Andrew Wiles vs Carl Friedrich GaussConfucius vs Erwin Schr DingerAristotle vs Leo TolstoyPablo Picasso vs Ren Descartes

See the IQ Rankings →All comparisons →

THE FREE TEST

How high is yours?

Twenty questions, eight minutes on the clock, and a percentile measured against everyone who has taken it. No sign-up.

Take the IQ test →

Child prodigies

Sho YanoMD-PhD at 21 — Korean-American Prodigy with Tested IQ Above 200Kim Ung-yongTested IQ 210 — Guinness Record Holder, NASA Engineer at 8, PhD…Anna PaquinWon an Academy Award at eleven on her very first acting roleMomiji NishiyaFirst Olympic women's street champion, winning gold at age 13

Child prodigies →