There are 31 mathematicians whose last name begin with OBR.
| Obraczka, Katia | University of Southern California | 1994 | 
| Obradors i Berenguer, Xavier | ||
| Obradovic, Davor | University of Pennsylvania | 2001 | 
| Obradovic, Dragan | Massachusetts Institute of Technology | 1990 | 
| Obradovic, Marko | University of Belgrade | 2015 | 
| Obradovic, Mirjana | The Pennsylvania State University | 1991 | 
| Obradovic, Zoran | The Pennsylvania State University | 1991 | 
| Obradović, Aleksandar | University of Belgrade | 1995 | 
| Obradović, Gabrijela | Chalmers Tekniska Högskola | 2023 | 
| Obradović, Ilija | Technische Universität Darmstadt | 1942 | 
| Obradović, Ivan | University of Belgrade | 1991 | 
| Obradović, Jovana | Université Paris Cité | 2017 | 
| Obradović, Milutin | University of Belgrade | 1984 | 
| Obradović, Oleg | University of Belgrade | 1993 | 
| Obradović, Ratko | University of Novi Sad | 2000 | 
| Obraztsov, V. | ||
| Obraztsova, Svetlana | Nanyang Technological University | 2012 | 
| Obraztsova, Svetlana | Steklov Institute of Mathematics | 2011 | 
| Obrębska, Joanna | Uniwersytet Warszawski | 2009 | 
| Obrechkoff, Nikola | Université de Paris | 1933 | 
| Obrechkoff, Nikola | Università di Palermo | 1932 | 
| Obrecht, Caroline | Université Paris-Sud XI - Orsay | 2015 | 
| Obrecht, Hans | Harvard University | 1976 | 
| Obreque Níñez, Carlos | Pontificia Universidad Católica de Chile | 2007 | 
| Obretenov, Apostol | Institute of Mathematics and Informatics, Bulgarian Academy of Sciences | 1962 | 
| Obrist, Dominik | University of Washington | 2000 | 
| Obrist, Jeannette | The Catholic University of America | 1941 | 
| Obrizan, Maksym | The University of Iowa | 2010 | 
| Obrizan, Vladimir | Kharkiv National University of Radioelectronics | 2017 | 
| Obrock, Arthur | Washington University in St. Louis | 1964 | 
| Obrović, Branko | University of Belgrade | 1977 | 
