There are 35 mathematicians whose last name begin with RIES.
| Ries, Barbara | Philipps-Universität Marburg | 1984 |
| Ries, Christian | Universität Augsburg | 2014 |
| Ries, Christoph | Ruhr-Universität Bochum | 2020 |
| Ries, Daniel | Iowa State University | 2017 |
| Ries, Daniel | University of California, Berkeley | 1979 |
| Ries, Heather | State University of New York at Binghamton | 1992 |
| Ries, John | Princeton University | 1981 |
| Ries, Lawrence | University of Missouri - Columbia | 1995 |
| Ries, Manfred | Rheinische Friedrich-Wilhelms-Universität Bonn | 1981 |
| Ries, Sigmar | Rheinisch-Westfälische Technische Hochschule Aachen | 1984 |
| Ries, Vincent | ||
| Ries, Wolfgang | Universität der Bundeswehr München | 1989 |
| Riesa, Jason | University of Southern California | 2012 |
| Riese, Axel | Johannes Kepler Universität Linz | 1997 |
| Riese, Udo | Eberhard-Karls-Universität Tübingen | 1995 |
| Riesel, Z. | ||
| Rieselbach, Leroy | ||
| Riesen, Joseph | Northwestern University | 1993 |
| Riesenberg, Nathaniel | University of Wisconsin-Madison | 1970 |
| Riesener, Klaus | Freie Universität Berlin | 1983 |
| Riesenfeld, Richard | Syracuse University | 1973 |
| Riesenfeld, Werner | ||
| Rieser, Antonio | Université de Montréal | 2010 |
| Ries Hekman, Christine | The University of Chicago | 1977 |
| Riesinger, Rolf | Technische Universität Wien | 1973 |
| Riesner, Hans | Technische Universität München | 1911 |
| Riesner, Martin | Universität Ulm | 2007 |
| Riess, Adam | Harvard University | 1996 |
| Riess, Hans | University of Pennsylvania | 2022 |
| Riess, Ronald | Iowa State University | 1967 |
| Riess, Ulrike | Rheinische Friedrich-Wilhelms-Universität Bonn | 2017 |
| Riess, Viola | Karlsruher Institut für Technologie (KIT) | 2014 |
| Riestra, Jesús | Centro de Investigación y de Estudios Avanzados del Instituto Politécnico Nacional (CINVESTAV-IPN) | 1992 |
| Riesz, Frigyes | Eötvös Loránd University | 1902 |
| Riesz, Marcel | Eötvös Loránd University | 1908 |