There are 19 mathematicians whose last name begin with OLT.
| Oltean, Marius | Université d'Orléans | 2019 |
| Oltean, Marius | Universitat Autònoma de Barcelona | 2019 |
| Olteanu, Anda - Georgiana | Universitatea Ovidius Constanta | 2008 |
| Olteanu, Andreea | University of Bucharest | 2009 |
| Olteanu, Dan | Ludwig-Maximilians-Universität München | 2005 |
| Olteanu, Gabriela | Universidad de Murcia | 2007 |
| Olteanu, Madalina | Université Pantheon-Sorbonne : Paris I | 2006 |
| Olteanu, Oana-Stefania | Universitatea Ovidius Constanta | 2012 |
| Olthof, Hindericus | Rijksuniversiteit Groningen | 1975 |
| Olthoff, Walter | Technische Universität Kaiserslautern | 1987 |
| Oltikar, B.C. | Carleton University | 1977 |
| Oltman, Izak | University of California, Berkeley | 2024 |
| Oltmanns, Helga | Carl-von-Ossietzky-Universität Oldenburg | 2000 |
| Oltmans, Michael | Massachusetts Institute of Technology | 2007 |
| Oltra, Jorge | ||
| Oltra Crespo, Sandra | 2004 | |
| Oltramare, Gabriel | Sorbonne Université | 1840 |
| Oltra-Rodríguez, Enrique | 2013 | |
| Oltshoorn, Cornelis | Universiteit Leiden | 1981 |