Eugene Paul "E. P." Wigner (Hungarian: Wigner Jenő Pál; November 17, 1902 – Januar 1, 1995), wis a Hungarian-American theoretical pheesicist, ingineer an mathematician. He received hauf o the Nobel Prize in Pheesics in 1963 "for his contreibutions tae the theory o the atomic nucleus an the elementary pairticles, pairteecularly throu the discovery an application o fundamental symmetry principles". His brither-in-law wis Paul Dirac, whose wife wis Wigner's sister.
- "The Nobel Prize in Physics 1963". Nobel Foundation. Retrieved 19 Mey 2015.
- George Gamow, Thirty Years That Shook Physics (1985 Dover Publications paperback reprint o a beuk first publisht in 1966 bi Doubleday), pp. 120-121: "Several years later Dirac married 'Wigner's sister,' so called because she was the sister of the noted Hungarian theoretical physicist Eugene Wigner."