There are 15 mathematicians whose last name begin with OSTA.
| Osta, Iman | Université Joseph Fourier Grenoble I | 1988 |
| Ostadi, Bakhtiar | Tarbiat Modares University | 2010 |
| Ostafe, Alina | Universität Zürich | 2010 |
| Ostafe, Lavinia | Universität Wien | 2012 |
| Ostafichuk, Peter | University of British Columbia | 2002 |
| Ostanin, Igor | University of Minnesota - Twin Cities | 2014 |
| Ostapenko, Peter | Rutgers University, New Brunswick | 1990 |
| Ostapenko, Vadim | Bar-Ilan University | 2000 |
| Ostapenko, Victor | ||
| Ostapenko, Vitalii | Taras Shevchenko National University of Kyiv | 2017 |
| Ostapov, Yu. | Institute of Mathematics of National Academy of Sciences of Ukraine | 1969 |
| Ostapyuk, Olena | Kansas State University | 2011 |
| Ostasevicius, Vytautas | ||
| Ostaszewski, Adam | University College London | 1973 |
| Ostaszewski, Krzysztof | University of Washington | 1985 |