| Date | Event |
|---|
| 1903, Dec.28 | Born Neumann János Lajos, Budapest, Hungary |
| 1925 | B.A., chemical engineering, Swiss Federal Institute of Technology, Zurich, Switzerland |
| 1926 | Ph.D., mathematics, University of Budapest, Budapest, Hungary |
| 1929 | Married Mariette Kövesi (divorced 1937) |
| 1930 | Immigrated to the United States |
| 1930-1933 | Visiting professor, Princeton University, Princeton, N.J. |
| 1932 | Published Mathematische Grundlagen der Quantenmechanik. Berlin: J. Springer |
| 1933-1957 | Research professor of mathematics, Institute for Advanced Study, Princeton, N.J. |
| 1937 | Naturalized United States citizen |
| 1939 | Married Klára Dán |
| 1940-1957 | Member, Scientific Advisory Committee, Ballistic Research Laboratory, Aberdeen, Md. |
| 1943-1955 | Consultant, Los Alamos Scientific Laboratory, Los Alamos, N.Mex. |
| 1944 | Published Theory of Games and Economic Behavior. Princeton: Princeton University Press |
| 1952-1954 | Member, General Advisory Committee, United States Atomic Energy Commission |
| 1955-1957 | Commissioner, United States Atomic Energy Commission |
| 1957, Feb. 8 | Died, Washington, D.C. |
| Date | Event |
|---|
| 1911, Aug. 18 | Born Dán Klára, Budapest, Hungary |
| 1921-1929 | Attended Veres Pálné Gimnázium, Budapest, Hungary |
| circa 1930-1938 | Married and divorced Francis Engel and Andrew Rapoch |
| 1938 | Married John Von Neumann (died 1957) and immigrated to the United States |
| 1942 | Naturalized United States citizen |
| 1943-1945 | Head, Statistical Computing Group, Princeton University, Princeton, N.J. |
| 1946-1953 | Mathematical coder, Los Alamos Scientific Laboratories, Los Alamos, N.Mex. |
| 1958 | Married Carl Eckart (died 1973) |
| 1963, Nov. 10 | Died, La Jolla, Calif. |
