List of Famous people with last name Ulam

Stanisław Marcin Ulam was a Polish-American scientist in the fields of mathematics and nuclear physics. He participated in the Manhattan Project, originated the Teller–Ulam design of thermonuclear weapons, discovered the concept of the cellular automaton, invented the Monte Carlo method of computation, and suggested nuclear pulse propulsion. In pure and applied mathematics, he proved some theorems and proposed several conjectures.

Adam Bruno Ulam was a Polish-American historian of Jewish descent and political scientist at Harvard University. Ulam was one of the world's foremost authorities and top experts in Sovietology and Kremlinology, he authored multiple books and articles in these academic disciplines.