There are 52 mathematicians whose last name begin with ORE.
| Ore, Emanuel | Technion-Israel Institute of Technology | 1989 |
| Ore, Emanuel | ||
| Ore, Øystein | Universitetet i Oslo | 1924 |
| Oré, Ernesto | Instituto de Matemática y Ciencias Afines | 2019 |
| Orear, Jay | The University of Chicago | 1953 |
| Orecchia, Giulio | Universiteit Leiden | 2018 |
| Orecchia, Giulio | Université de Bordeaux | 2018 |
| Orecchia, Lorenzo | University of California, Berkeley | 2011 |
| Oréfice Okamoto, Bruna | Universidade Federal de São Carlos | 2011 |
| Oregero, Jeffrey | State University of New York at Buffalo | 2021 |
| Oreiby, Ghassan | École Normale Supérieure de Cachan | 2008 |
| Orejas Valdés, Fernando | Universidad Complutense de Madrid | 1980 |
| Ore, Jr., Fred | Massachusetts Institute of Technology | 1978 |
| Orel, Bojan | University of Ljubljana | 1991 |
| Orel, Marko | University of Ljubljana | 2009 |
| Orel, Olga | Lomonosov Moscow State University | 1997 |
| Orellana, Liliana | Harvard University | 2007 |
| Orellana, Maurício | Université de Grenoble | 1970 |
| Orellana, Oscar | New York University | 1987 |
| Orellana, Rosa | University of California, San Diego | 1999 |
| Orellana-Martín, David | Universidad de Sevilla | 2019 |
| Orelma, Heikki | Tampereen teknillinen yliopisto | 2010 |
| Orelowitz, Gidon | University of Illinois at Urbana-Champaign | 2023 |
| Orem, Hendrik | University of Texas at Austin | 2015 |
| Ore Monago, Tilsa | State University of New York at Stony Brook | 2018 |
| Oremule, Ademitokunbo | ||
| Oren, Ishai | Stanford University | 1981 |
| Oren, Shmuel | Stanford University | 1972 |
| Oren, Yossef | Tel Aviv University | 2014 |
| Orendain Almada, Juan | Universidad Nacional Autónoma de México (UNAM) | 2013 |
| Orendt, Thorsten | Technische Universität München | 2011 |
| Orenga, Pierre | Aix-Marseille Université | 1974 |
| Orengo Valverde, José Javier | Universitat Politècnica de València | 2008 |
| Orense, Marcelo | North Carolina State University | 1964 |
| Orenshtein, Tal | Weizmann Institute of Science | 2014 |
| Orenstein, Paulo | Stanford University | 2019 |
| Orenstein, Stephen | Brandeis University | 1964 |
| Orenstein, Yaron | Tel Aviv University | 2015 |
| Oreopoulos, Philip | University of California, Berkeley | 2002 |
| Orera, Héctor | Universidad de Zaragoza | 2022 |
| Oreshina, Maria | Lipetsk State Technical University | 2005 |
| Oreshkin, Boris | McGill University | 2010 |
| Oreshkov, Ognyan | University of Southern California | 2008 |
| Oresme, Nicole | Université de Paris | 1356 |
| Oreta, Timothy | 2021 | |
| Orevkov, Stepan | Lomonosov Moscow State University | |
| Orevkov, Vladimir | St. Petersburg State University | 1966 |
| Orevkov, Yuri | Lomonosov Moscow State University | 1965 |
| Orevkova, Olga | Steklov Institute of Mathematics | 1973 |
| Orewczyk, Joanna | Uniwersytet Jagielloński | 2001 |
| Orey, Daniel | The University of New Mexico | 1988 |
| Orey, Steven | Cornell University | 1954 |