|Died||15 January 1958 (aged 54)|
Baltimore, Maryland, United States
|Alma mater||University of Leipzig|
|Known for||Jessen–Wintner theorem|
|Institutions||Johns Hopkins University|
|Doctoral advisor||Leon Lichtenstein|
|Doctoral students||Shlomo Sternberg|
Aurel Friedrich Wintner (8 April 1903 – 15 January 1958) was a mathematician noted for his research in mathematical analysis, number theory, differential equations and probability theory. He was one of the founders of probabilistic number theory. He received his Ph.D. from the University of Leipzig in 1928 under the guidance of Leon Lichtenstein. He taught at Johns Hopkins University.
He was a nephew of the astronomer Samuel Oppenheim.